| acantho-, Gk |
spiny |
acanthoid |
| acid-, acri-, acer-, acu-, L |
keen, sharp, point |
acrid, acerbic, acute |
| acme, Gk |
culmination |
acme |
| acous-, Gk |
to hear |
acoustic |
| acro-, Gk |
tip, top |
acrophobia |
| act-, -action, L |
lead, drive, carry |
interaction |
| actino-, Gk |
light ray, radiate |
actinoid |
| adeno-, Gk |
gland |
adenoid |
| adip-, L |
fat |
adipose |
| aeri-, L |
air |
aerie |
| aero-, Gk |
air, aircraft, gas |
aerobic, aerodrome |
| agit-, ag-, ig-, -act, L |
to drive |
agitate, agent, exigency, counteract |
| -agog, -agogue, Gk |
leading |
demagog, pedagogue |
| agon-, -agonist, Gk |
contest, struggle |
agony, antagonist |
| agri-, agro-, Gk |
agriculture, field |
agriculture, agronomy |
| alb-, L |
white |
albino, albumin |
| -algia, Gk |
pain |
neuralgia |
| alien-, alia-, alter-, L |
foreign, strange, other |
alienation, alternative |
| allo-, Gk |
other |
allotropy |
| alti, alto-, L |
high, height |
altimeter |
| amat-, ami-, amo-, -amour, L |
love |
amatory, amicable, paramour |
| ambi-, L |
both |
ambiguous |
| ambul-, L |
to walk |
ambulatory |
| amphi-, Gk |
both |
amphibian |
| amylo-, Gk |
starch |
amylopectin |
| andro-, -androus, anthropo-, Gk |
man |
android, polyandrous, anthropology |
| anemo-, Gk |
wind |
anemometer |
| angi-, angu- anx-, L |
choking |
angina, anguish, anxiety |
| angio-, Gk |
vessel |
angiosperm |
| Anglo-, L |
English |
Anglo-American |
| anima, L |
breath, mind |
animal, animate |
| ankylo-, Gk |
bent |
ankylosis |
| ann-, L |
year |
annual |
| antho-, Gk |
flower |
anthophore, anthology |
| aqua-, aque-, L |
water |
aquatic, aqueous |
| arbor-, L |
tree, beam |
arboretum |
| arch-, archi-, Gk |
chief, primitive |
architect |
| archeo-, Gk |
ancient |
archeology |
| -archy, Gk |
govern |
monarchy |
| arterio-, Gk |
artery |
arteriosclerosis |
| arthro-, arthri-, Gk |
joint |
arthropod, arthritis |
| articul-, L |
joint |
articulate |
| asco-, Gk |
bag |
ascospore |
| atmo-, Gk |
air, breath, wind |
atmosphere |
| audio-, L |
hear |
audiovisual |
| aug-, L |
increase |
augment |
| auto-, Gk |
self |
automatic |
| auro-, auriculo-, L |
ear |
auroventricular, auricle |
| aux-, Gk |
strengthen |
auxiliary |
| avi-, L |
bird |
aviation |
| bacci-, L |
berry |
baccivorous |
| bacteri-, Gk & L |
bacterium |
bacteriophage |
| ball-, Gk |
to throw |
ballistic |
| barb-, barbar-, L |
beard |
barber, barbarian |
| baro-, bari-, Gk |
atmospheric pressure, weight |
barometer, bariatrics |
| -base, bass-, L |
low |
abase, bassoon |
| basis, basi-, Gk |
a step, foot |
basic, basidium |
| bat-, L |
to beat |
battle |
| batho-, bathy-, Gk |
deep, depth |
bathos, bathysphere |
| bi-, bin-, L |
two, double |
bisect, binary |
| bibl-, biblio-, Gk |
book |
bible, bibliography |
| bio-, -biosis, Gk |
life |
biography, symbiosis |
| blasto-, -blast, Gk |
bud, shoot |
blastocele |
| blephar-, blepharo-, Gk |
eyelid |
blepharitis |
| bovi-, L |
cattle |
bovine |
| brachio-, -brace, Gk |
arm |
brachial |
| brachy-, Gk |
short |
brachycephaly |
| brady-, Gk |
slow |
bradycardia |
| branch-, Gk |
fin, paw, limb |
branching |
| branchio-, -branch, Gk |
gills |
branchiopod |
| brevi-, L |
short |
brevity |
| bronch-, broncho-, Gk |
windpipe |
bronchoscopy |
| bull-, L |
bubble |
bullet, ebullient |
| burs-, L |
purse |
bursar, bursitis |
| caco-, Gk |
bad |
cacophany |
| cad-, cid-, L |
case, casualty, to fall |
decadent, incident |
| cal-, chal-, L |
to be hot |
calorie, chaldron |
| calcul-, L |
pebble, stone |
calculate |
| calli-, Gk |
fair, beautiful |
calligraphy |
| camer-, L |
chamber |
bicameral |
| camp-, champ-, L |
a plain |
campus, champion |
| canal-, channel-, L |
canal |
canalization |
| cani-, L |
dog |
canine |
| cap-, capt-, cept-, L |
to seize, take hold of |
capable, capture, concept |
| capit-, cipit-, L |
head |
capital, occipital |
| carbo-, carboni-, -carbon, L |
carbon |
carboniferous, fluorocarbon |
| cardio-, Gk |
heart |
cardiovascular, cardiac |
| carn-, L |
flesh |
carnivorous |
| carpo-, -carpous, Gk |
fruit |
carpogonium, syncarpous |
| caus-, cus-, L |
cause |
causation, excuse |
| -cele, Gk |
cavity, tumor, hernia, swelling |
blastocele |
| -cene, Gk |
recent |
eocene |
| ceno-, Gk |
common |
cenocyte |
| centi-, cent-, L |
hundred |
centimeter, century |
| centr-, Gk & L |
center |
central |
| cephalo-, -cephalic, -cephalous, Gk |
head, brain |
microcephalic |
| cer-, cero-, Gk & L |
wax |
cerumin |
| cerebro-, L |
brain |
cerebrospinal |
| cervic-, cervico-, L |
neck |
cervical |
| chalc-, chalco-, Gk |
copper |
chalcedony |
| chemo-, Gk |
chemical |
chemotherapy |
| chilo-, Gk |
lip |
chiloplasty |
| chiro-, Gk |
hand |
chiropody |
| chloro-, Gk |
green, chlorine |
chlorophyll, chloromethane |
| chole-, cholo-, Gk |
bile |
cholesterol |
| chondro-, Gk |
cartilage |
chondritis |
| choreo-, choro-, Gk |
dance |
choreography, chorus |
| chromato-, chromo-, -chrome, Gk |
color |
chromatography |
| chron-, chrono-, Gk |
time |
chroni, chronograph |
| chryso-, Gk |
gold |
chrysolite |
| -cidal, -cide, L |
to kill |
suicidal, genocide |
| cine-, Gk |
motion pictures |
cinema |
| circ-, L |
ring |
circle, circus |
| cirri-, cirro-, L |
curly |
cirrostratus |
| cit-, L |
incite |
cite, solicit |
| clar-, L |
clear |
clarify, declare |
| claud-, claus-, clud-, clus-, L |
to shut |
claustrophobia, occlude |
| climato-, Gk |
climate |
climatology |
| clino, -cline, Gk & L |
slope |
clinometer, incline |
| cocci-, -coccus, Gk & L |
berry-shaped, bacterium |
streptococci |
| col-, cult-, L |
to till |
colony, culture |
| colo-, Gk |
colon |
colorectal |
| colori-, L |
color |
colorimeter |
| cono-, Gk |
cone |
conoid |
| contra-, counter-, L |
against |
contrast |
| copro-, Gk |
dung |
coprophagous |
| corn-, cornu-, L |
horn |
cornea, cornucopia |
| cosmo-, Gk |
world, universe |
cosmology |
| cost-, costo-, L |
rib |
costal |
| -cracy, -crat, Gk |
govern |
democracy |
| cred-, L |
believe |
credible, credit |
| cruci-, L |
cross |
crucial |
| cryo-, Gk |
cold |
cryogenic |
| crypto-, Gk |
hidden |
cryptogram |
| crystallo-, Gk |
crystal |
crystallography |
| cteno-, Gk |
comb |
ctenoid |
| cupri-, cupro-, L |
copper |
cupric, cuprous |
| curr-, curs-, cour-, L |
to run |
current, excursion, course |
| curvi-, curva-, L |
curved |
curvilinear, curvaceous |
| cyano-, cyani-, Gk |
bluish, cyanogen |
cyanotic, cyanide |
| cyclo-, -cyclic, -cycle, Gk |
circle |
cyclopentane, tricycle |
| cymo-, Gk |
wave |
cymoscope |
| cyst-, cysto-, Gk |
bladder, cyst |
cystic, cystotomy |
| cyto-, Gk |
cell |
cytoplasm |
| dactylo-, -dactyl, Gk |
finger |
pterodactyl |
| deca-, Gk |
ten |
decameron |
| deci-, L |
a tenth |
decile |
| demi-, L |
half |
demimonde |
| demn-, dam-, L |
loss |
condemn, indemnity, damn |
| demo-, Gk |
people |
democrat |
| dendro-, -dendron, Gk |
tree |
rhododendron |
| denti-, L |
tooth |
dentition |
| dermato-, derm-, dermo-, Gk |
skin |
dermatologist |
| deuter-, deutero-, Gk |
second (adj.) |
deuterium |
| dextro-, L |
right |
ambidextrous |
| di-, Gk |
double |
dimer |
| di-, dis-, L |
apart |
digress |
| digit-, digiti-, digito-, L |
finger |
digitigrade |
| dino-, Gk |
terrible |
dinosaur |
| diplo-, Gk |
double |
diploma, diplomacy |
| dodeca-, Gk |
twelve |
dodecahedron |
| dors-, dorsi-, dorso-, L |
back |
dorsoventral |
| -drome, -dromous, Gk |
run |
hippodrome |
| duo-, du-, L |
two |
dualism |
| duoden-, duodeno-, L |
duodenum |
duodenal |
| dyna-, dynamo-, Gk |
power |
dynamic, dynamometer |
| dys-, Gk |
bad, difficult |
dyslexia |
| echino-, Gk |
spiny |
echinoderm |
| ecto-, exo- Gk |
external, outside |
ectomorphy, exogenous |
| electro-, Gk & L |
electric |
electromechanical |
| embryo-, Gk |
embryo |
embryology |
| -emia, Gk |
blood condition or disease |
septicemia |
| endo-, ento-, Gk |
interior |
endogenous |
| ennea-, Gk |
nine |
ennead |
| enter-, entero-, Gk |
intestine |
enteritis |
| eo-, Gk |
early, earliest |
eocene |
| equ-, equi-, L |
equal, like, same |
equate |
| erg-, Gk |
work |
ergon |
| erythro-, Gk |
red |
erythrocyte |
| ethn-, ethno-, Gk |
nation |
ethnocentric |
| eu-, Gk |
good |
euphoria |
| eury-, Gk |
broad |
eurycephalic |
| extra-, extro-, L |
external |
extraneous, extrovert |
| fac-, fec-, fic-, fact-, fect-, fict-, L |
to do |
fact, perfect, deficit |
| febri-, L |
fever |
febrile |
| -fend, -fense, L |
to strike |
defend |
| -fer, -ferous, L |
bearing |
transfer |
| ferro-, ferri-, L |
iron |
ferric |
| fibro-, L |
fibrous |
fibroid |
| fid-, L |
faith |
confidence |
| fin-, L |
end |
final, finance |
| fissi-, -fid, L |
split |
fission |
| -fix, L |
to fix |
prefix |
| flagr-, L |
to burn |
conflagration |
| flexi-, L |
bent |
flexible |
| flig-, -flict, L |
to strike |
profligate, inflict |
| fluo-, fluoro-, fluor-, L |
fluorescence, fluorine |
fluoride |
| flor-, flour-, L |
flower |
florist, flourish |
| fluv-, fluvi-, fluvio-, L |
river |
fluvial |
| foli-, folia-, folio-, L |
leaf, leafy |
foliation |
| form-, -form, L |
form |
formal, conform |
| fort-, forti-, L |
strong |
fortify |
| fract-, frang-, frag-, L |
to break |
fraction, frangible, fragment |
| fru-, fruit-, L |
to enjoy |
fruition |
| fug-, fuge-, -fugal, L |
to flee |
refugee, centrifugal |
| fund-, found-, L |
bottom |
fundament, profound |
| fungi-, L |
fungus |
fungicide |
| galacto-, Gk |
milk |
galactose |
| Gallo-, Gall-, L |
French |
Gallic |
| gameto-, Gk |
gamete |
gametophyte |
| gamo-, -gamy, Gk |
union, sexual union |
gamogenesis, oogamy |
| ganglio-, gangli-, Gk |
ganglion |
gangliated |
| gastro-, gastero-, Gk |
stomach, abdomen |
gastroenterology |
| gemm-, L |
bud |
gemmule |
| gen-, L |
kin |
genus |
| -gen, -genous, -geny, -gony, Gk |
producing |
oxygen, cosmogony |
| genito-, L |
genital |
genitourinary |
| geo-, Gk |
earth |
geography |
| geri-, geronto-, Gk |
old age |
geriatric, gerontology |
| -gerous, L |
bearing |
crystalligerous |
| giganto-, Gk |
gigantic |
gigantomachy |
| glauco-, Gk |
light or blue-gray |
glaucoma |
| glosso-, gloss-, Gk |
tongue |
glossary |
| glyco-, Gk |
sweet |
glycolysis |
| glypto-, -glyph, Gk |
carved, carving |
glyptodont, hieroglyphics |
| gnatho-, -gnathous, Gk |
jaw |
prognathous |
| -gon, gonio-, Gk |
angle |
polygon, goniometer |
| -gonium, Gk |
seed |
syngonium |
| gono-, Gk |
reproduction |
gonorrhea |
| -grade, -gress, L |
walking, step |
plantigrade, congress |
| grani-, L |
grain |
graniform |
| grapho-, -graph, -graphy, -gram, Gk |
to write |
polygraph |
| grat-, grate-, grati-, L |
pleasing |
gratitude |
| Greco-, L |
Greek |
Greco-Roman |
| greg-, L |
a flock |
aggregate, gregarious |
| gust-, gusta-, L |
a tasting |
disgust, gustatory |
| gymno-, gymn-, Gk |
naked |
gymnosophist, gymnast |
| gyneco-, gyneo- gyno-, Gk |
woman, ovary |
gynecology |
| gyro-, gyr-, Gk |
circle |
gyrate |
| hab-, hib-, L |
to have |
habit, inhibit |
| hagio-, hagi, Gk |
sacred |
hagiography |
| halo-, Gk |
salt, sea |
halogen, halophyte |
| haplo-, Gk |
simple, single |
haploid |
| hect-, hecto-, Gk |
hundred |
hectare |
| -hedral, -hedron, Gk |
side |
polyhedron |
| heli-, helico-, Gk |
spiral |
helicopter |
| helio-, Gk |
sun |
heliocentric |
| hema-, hemato-, hemo-, Gk |
blood |
hematocrit |
| hemi-, Gk |
half |
hemisphere |
| hepa-, hepat-, hepato-, Gk |
liver |
heparin |
| hepta-, Gk |
seven |
heptad |
| her-, L |
heir |
heredity |
| hernio-, L |
hernia |
herniotomy |
| hetero-, Gk |
different |
heteronym |
| hexa-, Gk |
six |
hexagon |
| hiero-, Gk |
sacred |
hieroglyph |
| hippo-, Gk |
horse |
hippocampus |
| histo-, Gk |
tissue |
histopathology |
| holo-, hol-, Gk |
whole |
hologram, holism |
| homo-, homeo-, homoio-, Gk |
like, same |
homoiothermy |
| horr-, -hor, L |
to bristle |
horrible, abhor |
| hum-, L |
the ground |
humus, humble |
| hyalo-, Gk |
glass, glassy |
hyaloid |
| hydro-, Gk |
water |
hydrotherapy |
| hygro-, Gk |
wet |
hygrometer |
| hylo-, Gk |
matter, material |
hylozoism |
| hymeno-, Gk |
membrane |
hymenopterous |
| hypno-, Gk |
sleep |
hypnosis |
| hystero-, hyster-, Gk |
hysteria, uterus |
hysterotomy, hysterical |
| i-, -it, L |
to go |
exit, itinerary |
| -iasis, Gk |
disease |
schistosomiasis |
| iatro-, -iatrics, -iatry, Gk |
medicine |
iatrogenic, psychiatry |
| ichth-, ichthyo-, Gk |
fish |
ichthyosaur |
| icono-, Gk |
image |
iconoclast |
| ideo-, Gk |
idea |
ideology |
| idio-, Gk |
individual |
idiosyncrasy |
| igni-, L |
fire |
ignition |
| ileo-, -ileac, L |
ileum (small intestine) |
ileocecal |
| ilio-, -iliac, L |
ilium |
sacroiliac |
| inguin-, inguino-, L |
groin |
inguinal |
| int-, L |
within |
intestine, internal |
| intra-, intro-, L |
interior, inward |
introduce |
| iodo-, Gk |
iodine |
iodoform |
| iso-, Gk |
equal, like, same |
isometric |
| -itis, Gk |
inflammation |
chondritis |
| jac-, -ject, L |
to throw |
adjacent, eject |
| jug-, junct-, -join, L |
to join, yoke |
conjugal, conjunction |
| jur-, jus-, L |
to swear |
jury, justify |
| juxta-, L |
near |
juxtaposition |
| kerato-, Gk |
cornea, horn |
keratin |
| kinesi-, kineto-, -kinesis, Gk |
movement |
psychokinesis |
| labi-, labio-, L |
lip |
labium |
| labor-, L |
labor |
elaborate |
| lac-, lec-, lic-, L |
to entice |
delectable |
| lacto-, L |
milk |
lactose |
| laryngo-, Gk |
larynx |
laryngoscope |
| lati-, L |
broad |
latitude |
| leg-, lect-, L |
to collect, read |
legible, recollect |
| lepid-, lepido-, Gk |
scale, scaly |
lepidopterous |
| -lepsy, -leptic, Gk |
seizure |
epilepsy |
| lept-, lepto-, Gk |
small, think |
leptophyllous |
| leuko-, Gk |
white |
leukocyte |
| levo-, L |
left, left-sided |
levotartaric |
| liber-, L |
free |
liberty |
| lig-, L |
to bind |
ligament, oblige |
| ligni-, lign-, L |
wood |
lignite |
| lin-, L |
a line |
delineate |
| lip-, lipo-, Gk |
fat |
lipoma |
| litera-, L |
a letter |
literature |
| litho-, -lith, Gk |
stone |
monolith |
| loc-, L |
a place |
local, locomotion |
| logo-, log-, Gk |
speech, word |
logic |
| -logy, -logical, Gk |
science of |
ecology |
| longi-, L |
long |
longitude |
| luci-, L |
light |
lucid |
| lumin-, lumini-, L |
light |
illuminate |
| lun-, luni-, L |
moon |
lunar |
| lympho-, lymphat-, lymphato-, L |
lymph |
lymphoma |
| lyo-, -lysis, -lyte, Gk |
dissolving |
electrolyte |
| -machy, Gk |
fight |
tauromachy |
| macro-, Gk |
large |
macrocosm |
| magneto-, L |
magnet |
magnetosphere |
| magni-, L |
great, large |
magnificent |
| mal-, L |
bad |
maladjustment |
| man-, main-, L |
hand |
manner, maintain |
| -mancy, -mantic, Gk |
divining |
chiromancy |
| -mania, -maniac, Gk |
craving |
monomania |
| mast-, masto-, Gk |
breast |
mastectomy |
| matri-, L |
mother |
matrilineal |
| medi-, medio-, L |
middle |
mediocre |
| medico-, L |
medicine |
medicolegal |
| mega-, megalo-, Gk |
great |
megalomania |
| melan-, melano-, Gk |
black, dark |
melanin |
| mem-, L |
remembering |
memoir |
| ment-, mon-, L |
mind |
mental, demonstrate |
| mero-, -mere, -merous, Gk |
part, of parts |
blastomere, trimerous |
| meso-, mes-, Gk |
middle |
mesozoic |
| metro-, -meter, -metry, Gk |
measure |
metrology, centimeter, telemetry |
| micro-, Gk |
small |
micron |
| milli-, L |
thousand, thousandth |
millipede |
| mir-, mar-, L |
wonderful |
miracle, marvel |
| miso-, mis-, Gk |
hate |
misanthrope |
| -mit, -miss, L |
to send |
emit, mission |
| mod-, L |
manner |
model, modify |
| mono-, Gk |
one |
monocle |
| mor-, mori-, mort-, L |
to die |
morgue, mortal |
| -morph, morpho-, -morphic, -morphous, Gk |
form |
endomorph, amorphous |
| mot-, mov-, L |
to move |
emotion, remove |
| moun-, L |
hill |
mound, mountain |
| muco-, muci-, L |
mucus, slimy |
mucilage |
| multi-, L |
many |
multifaceted |
| myco-, -mycete, Gk |
fungus |
ascomycete |
| myel-, myelo-, Gk |
spinal cord |
myelin |
| myo-, Gk |
muscle |
myocardial |
| myria-, Gk |
very many |
myriad |
| mytho-, Gk |
myth |
mythology |
| myxo-, Gk |
slime |
myxophobia |
| narco-, Gk |
torpor |
narcolepsy |
| nas-, naso-, L |
nose |
nasal |
| nati-, L |
birth |
nativity |
| necro-, Gk |
corpse |
necromancy |
| -nect, -nex, L |
to bind |
connect, annex |
| nemato-, Gk |
thread |
nematode |
| neo-, Gk |
new |
neo-Freudian |
| nephro-, Gk |
kidney |
nephron |
| neuro-, Gk |
nerve |
neuroanatomy |
| nitro-, nitr-, L |
nitrogen |
nitrate |
| noct-, nocti-, L |
night |
nocturnal |
| nomen-, nomin-, -noun, L |
name |
nomenclature, pronoun |
| nomo-, Gk |
custom, law |
nomothetic |
| noso-, -nose, -nosis, Gk |
disease |
diagnosis |
| not-, nit-, nis-, L |
to get to know |
notice, cognition |
| nota-, L |
a mark |
notary, notation |
| noto-, Gk |
a back |
notochord |
| nucleo-, L |
nucleus |
nucleotide |
| nudi-, L |
bare |
nudity |
| numer-, L |
number |
enumerate |
| nutr-, nur-, L |
to nourish |
nutrition, nurse |
| nycti-, nycto-, nyct-, Gk |
night |
nyctalopic |
| octa-, octo-, Gk & L |
eight |
octopus |
| oculo-, ocul-, L |
eye |
oculist |
| odonto-, -odont, Gk |
tooth |
odontology |
| odyno-, -odynia, Gk |
pain |
odynometer |
| -oid, -ode, Gk |
like |
spheroid |
| oleo-, L |
oil |
oleomargarine |
| oligo-, olig-, Gk |
few |
oligarchy |
| -oma, Gk |
tumor |
lymphoma |
| omni-, L |
all |
omnipotent |
| oneiro-, Gk |
dream |
oneiromancy |
| onto-, Gk |
existence |
ontology |
| oo-, Gk |
egg |
oogonium |
| ophio-, Gk |
snake |
ophiophobia |
| ophthalmo-, Gk |
eye |
ophthalmologist |
| -opia, Gk |
vision defect |
myopia |
| -opsis, Gk |
appearance, sight |
synopsis |
| orb-, L |
a circle |
orbit |
| orchido-, Gk |
orchid |
orchid |
| orchio-, orchi-, Gk |
testicle |
orchialgia |
| ord-, ordin-, L |
order |
ordain, subordinate |
| organo-, Gk |
organ, organic |
organometallic |
| ornitho-, Gk |
bird |
ornithology |
| oro-, L |
mouth |
oronasal |
| ortho-, Gk |
correct, upright |
orthopedic |
| -osis, Gk |
disease |
neurosis |
| ossi-, L |
bone |
ossify |
| oste-, osteo-, Gk |
bone |
osteoarthritis |
| oto-, Gk |
ear |
otology |
| ovi-, ovo-, ov-, L |
egg |
ovate |
| oxy-, Gk |
oxygen; sharp |
oxyacid; oxytone |
| pachy-, Gk |
thick |
pachyderm |
| paleo-, Gk |
ancient |
paleolithic |
| palmi-, palm-, L |
palm |
palmitic |
| pan-, panto-, Gk |
all |
pandemic, pantothenic |
| par-, per-, L |
to prepare |
apparatus, imperative |
| para-, Gk |
near |
paragraph |
| pari-, L |
equal, like |
par, disparity |
| -parous, L |
bearing |
viviparous |
| part-, -part, L |
part |
depart, partake |
| -pathy, patho-, Gk |
disease, suffering |
neuropathy, pathos |
| patri-, L |
father |
patrician |
| -ped, -pede, pedi-, L |
foot |
impede |
| peda-, pedo-, Gk |
child |
pedagogue |
| -pel, L |
to drive |
compel |
| pelvi-, L |
pelvis |
pelvic |
| -pend, -pond, L |
to weigh |
depend, ponder |
| penta-, Gk |
five |
pentagon |
| petro-, Gk |
stone |
petroglyph |
| -phage, phago-, -phagous, -phagy, Gk |
eat |
phagocyte |
| pharmaco-, Gk |
drug |
pharmacology |
| pharyngo-, Gk |
pharynx |
pharyngoscope |
| -phasia, Gk |
speech defect |
aphasia |
| pheno-, phanero-, -phany, Gk |
visible |
phenomenon |
| -philia, -phily, Gk |
morbid love |
pedophilia |
| philo-, -phile, Gk |
love |
philosophy, bibliophile |
| phleb-, phlebo-, Gk |
vein |
phlebitis |
| -phobia, Gk |
fear |
agoraphobia |
| -phone, phono-, -phony, Gk |
sound |
phonograph |
| photo-, Gk |
light |
photograph |
| phren-, phreno-, Gk |
brain, mind |
schizophrenic, phrenology |
| phyl-, phylo-, Gk |
species |
phylum, phylogeny |
| phyllo-, -phyllous, -phyll, Gk |
leaf, leafy |
chlorophyll |
| physio-, Gk |
nature |
physiocrat |
| -phyte, phyto-, Gk |
plant (bot.) |
phytoplankton |
| picr-, picro-, Gk |
bitter |
picric |
| piezo-, Gk |
pressure |
piezochemistry |
| pinna-, pinni-, L |
fin, web, leaf |
pinnate, pinniped |
| pisci-, L |
fish |
pisciculture |
| plano-, L |
flat |
planoconvex |
| -plasia, -plasis, Gk |
growth |
hyperplasia |
| -plasm, Gk |
material, matter |
cytoplasm |
| -plast, Gk |
cell |
chloroplast |
| -plastic, -plasty, Gk |
making, forming |
rhinoplasty |
| platy-, Gk |
flat |
platypus |
| -plegia, Gk |
paralysis |
quadriplegia |
| plen-, L |
to fill |
plenty |
| pleur-, pleuro-, Gk |
pleura, side |
pleurisy |
| plic-, -plex, L |
to fold |
implicate, complex |
| plumb-, plumbo-, L |
lead (metal) |
plumbing |
| pneumat-, pneumato-, Gk |
breath |
pneumatic |
| pneumo-, Gk |
lung |
pneumothorax |
| -pod, -podous, Gk |
foot |
arthropod |
| -poietic, Gk |
making |
hematopoietic |
| polio-, Gk |
gray matter |
poliomyelitis |
| poly-, Gk |
many |
polygyny |
| pon-, pos-, L |
to place |
opponent, position |
| popul-, pub-, L |
people |
popular, public |
| port-, L |
to carry |
portable |
| -prehend, L |
to seize |
apprehend |
| primi-, prim-, L |
first |
prime |
| procto-, Gk |
rectum |
proctoscope |
| proto-, Gk |
first |
prototype |
| pseudo-, Gk |
false |
pseudonym |
| psycho-, psych-, Gk |
mind; spirit |
psychology; psychic |
| psychro-, Gk |
cold |
psychrometer |
| ptero-, -pterous, -pter, Gk |
wing |
pterodactyl, helicopter |
| pulmo-, L |
lung |
pulmonary |
| punct-, pung-, L |
to prick |
puncture, pungent |
| pur-, L |
pure |
purity, puritan |
| -pute, L |
clear |
compute |
| py-, pye-, Gk |
pus |
pyorrhea |
| pyelo, Gk |
pelvis |
pyelogram |
| pyro-, pyr-, Gk |
fire |
pyromania, pyre |
| quadri-, quadru-, L |
four |
quadrilateral |
| quasi-, L |
like, as if |
quasi-serious |
| -quer, -quire, -quest, L |
to seek |
conquer, acquire, inquest |
| quin-, quinque-, quinqua-, L |
five |
quintuplet |
| radic-, L |
root |
radical |
| radio-, L |
radiant energy, radio, radioactive |
radioactivity, radioisotope |
| rat-, rati-, L |
to suppose |
ratio, ratify |
| recti-, L |
straight |
rectitude |
| recto-, L |
rectum |
rectoabdominal |
| reg-, res-, L |
to rule |
regal, resource |
| ren-, reni-, L |
kidney |
renal, reniform |
| rheo-, Gk |
current |
rheostat |
| rhino-, Gk |
nose |
rhinoceros |
| rhizo-, Gk |
root |
rhizome |
| rot-, rotat-, L |
a wheel |
rotor, rotate |
| -rrhea, -rrhagia, -rrhagic, -rrhage, Gk |
flow |
hemorrhage |
| -rupt, L |
to break |
interrupt |
| sacchar-, saccharo-, Gk |
sugar |
saccharin |
| sacro-, L |
sacrum |
sacroiliac |
| sangui-, L |
blood |
sanguine |
| sapro-, Gk |
decompose |
saprophyte |
| sarco-, Gk |
flesh |
sarcophagus |
| scato-, Gk |
dung |
scatological |
| -scend, L |
to climb |
condescend |
| schisto-, Gk |
to divide |
schistosome |
| schizo-, Gk |
to split |
schizophrenia |
| sclero-, Gk |
hard |
sclerosis |
| -scope, -scopy, Gk |
observation |
microscope |
| scoto-, Gk |
darkness |
scotoma |
| -scribe, scrip-, L |
to write |
describe, scripture |
| scyph-, Gk & L |
cup |
scyphiform |
| seb-, sebi-, sebo-, L |
fat, fatty |
sebaceous |
| -sect, -section, L |
cut |
bisect |
| sed-, sid-, -sess, siz-, L |
to sit |
sediment, residue, possess, size |
| seismo-, Gk |
earthquake |
seismograph |
| semi-, L |
half |
semiconductor |
| -sent, sent-, L |
to feel |
assent, sentiment |
| sept-, septi-, L |
seven |
septet |
| sequ-, sec-, L |
to follow |
sequence, second |
| sero-, L |
serum |
serous |
| serv-, -serve, L |
a slave |
servant, conserve |
| sex-, L |
six |
sexagenarian |
| sider-, sidero-, Gk |
star |
sidereal |
| -sign, L |
a sign |
assign, signal |
| silico-, L |
silicon |
silicosis |
| simil-, sem-, L |
same |
similar, resemble |
| simplici-, L |
simple |
simplicity |
| Sino-, L |
Chinese |
Sino-Soviet |
| sito-, -site, Gk |
food, eat |
parasite |
| socio-, L |
society |
socioeconomic |
| sol-, solit-, L |
alone |
sole, solitary |
| solu-, -solve, L |
to loosen |
solution, resolve |
| somato-, -soma, -some, Gk |
body |
chromosome |
| somn-, somni-, L |
sleep |
insomnia |
| -son, son-, L |
sound |
sonata |
| -sophy, -sopher, Gk |
knowledge of |
philosopher |
| spec-, -spect, L |
to look |
specimen, inspect |
| spectro-, L |
spectrum |
spectrogram |
| speleo-, spel-, Gk & L |
cave |
spelunker |
| spermo-, spermato-, -spermous, Gk |
seed, spermatozoa |
spermatozoid |
| -sphere, Gk |
sphere |
hemisphere |
| sphygmo-, Gk |
pulse |
sphygmomanometer |
| spiro-, spir-, Gk |
spiral |
spirogyra, spiral |
| spiro-, -spire, spir-, L |
breath |
spirometer, inspire, spirit |
| -stant, -sist, -stitute, -stance, L |
to stand |
constant, desist, institute, substance |
| -stat, Gk |
to stop |
thermostat, static |
| stato-, stat-, Gk |
position |
status |
| stell-, stelli-, L |
star |
stellar |
| steno-, Gk |
narrow |
stenosis |
| stereo-, Gk |
solid |
stereophonic |
| stetho-, Gk |
chest |
stethoscope |
| -stomy, Gk |
surgical opening |
ileostomy |
| -strict, -strain, L |
to draw tight |
constrict, restrain |
| -struct, L |
to build |
construct |
| sulfa-, sulfo-, L |
sulfur |
sulfonamide |
| sup-, sum-, L |
above |
superior, summit |
| tachy-, Gk |
swift |
tachyon |
| -tain, tang-, L |
to touch |
attain, tangible |
| tauro-, Gk |
cattle |
tauromachy |
| tauto-, Gk |
same |
tautology |
| taxo-, -taxis, -taxy, Gk |
order |
taxonomy |
| techno-, Gk |
art, technical |
technology |
| teg-, -tect, L |
to cover |
tegument, detect |
| tele-, teleo-, telo-, Gk |
far, final |
television, teleology |
| temp-, L |
time |
temporary |
| ten-, -tain, L |
to hold |
tenacity, contain |
| ter-, tre-, tri-, L |
three |
tercentenary |
| terato-, Gk |
monster |
teratology |
| termin-, L |
end |
exterminator |
| terr-, -ter, L |
to scare |
terror, deter |
| terri-, L |
earth |
territory |
| test-, -test, L |
witness |
testament, contest |
| tetra-, Gk |
four |
tetrad |
| -text, text-, L |
to weave |
context, textile |
| thanato-, Gk |
death |
thanatology |
| theo-, Gk |
god |
theology |
| thermo-, Gk |
heat |
thermometer |
| thio-, Gk |
sulfur |
Thiokol |
| thorac-, thoraco-, Gk |
thorax |
thoracic |
| thyro-, Gk |
thyroid |
thyroxin |
| tom-, -tome, tomo-, Gk |
knife, cutting |
tome, epitome, tomograph |
| tono-, Gk |
tone |
tonometer |
| topo-, Gk |
place |
topology |
| tot-, toti-, L |
whole |
totalitarian |
| toxico-, Gk |
poison |
toxicology |
| tracheo-, Gk |
trachea |
tracheotomy |
| -tract, treat-, L |
to draw |
extract, treatise |
| trib-, L |
tribe |
contribute |
| tricho-, Gk |
hair |
trichomonad |
| trop-, -troupous, -tropy, Gk |
turned |
tropism |
| tropho-, -trophy, Gk |
nourishment |
dystrophy |
| typhlo-, Gk |
blind |
typhlosis |
| typo-, Gk |
type |
typology |
| ultima-, ultra-, L |
beyond |
ultimate |
| uni-, L |
one |
unite |
| urethr-, urethro-, Gk |
urethra |
urethral |
| urin-, urino-, L |
urine |
urinary |
| uro-, -uria, Gk |
urine |
glycosuria |
| uter-, utero-, L |
uterus |
uterology |
| vagin-, vagino-, L |
vagina |
vaginectomy |
| val-, -vail, L |
to be strong |
valid, prevail |
| vari-, vario-, L |
different |
various |
| vaso-, L |
vessel |
vasodilation |
| vei-, -vey, veh-, L |
to carry |
vein, convey, vehicle |
| ven-, veni-, L |
vein |
venous |
| ven-, -vent, -vene, L |
to turn |
avenue, adventure, convene |
| ventr-, ventro-, L |
abdomen |
ventral |
| ver-, verit-, L |
true |
verdict, very, verity |
| vermi-, L |
worm |
vermiculite |
| -verse, -vert, vert-, L |
to turn |
adverse, revert, vertigo |
| via-, vio-, -vey, -voy, L |
way |
viaduct, obvious, convey, convoy |
| vic-, -vid, vis-, -view, -vise, L |
to see |
evident, visage, review, supervise |
| vice-, L |
substitute |
vice-president |
| vin-, vini-, L |
wine, grapes |
vineyard, viniculture |
| -vince, -vict, L |
to conquer |
convince, evict |
| vitr-, vitri-, L |
glass |
vitreous, vitriform |
| viv-, -vive, L |
to live |
vivacity, survive |
| voc-, -voke, L |
voice |
vocal, evoke |
| -volve, -volt, L |
to roll |
evolve, revolt |
| vor-, -vorous, L |
eat |
voracious, omnivorous |
| xeno-, Gk |
foreign |
xenophobia |
| xero-, Gk |
dry |
xerography |
| xylo-, Gk |
wood |
xylophone |
| zoo-, Gk |
animal |
zoology |
| zygo-, Gk |
pair, yoke |
zygote |
| -zyme, zymo-, Gk |
fermentation |
enzyme |
