Definition of: world

(wûrld) noun
1. The earth; the terraqueous globe; the universe (of which the earth was once supposed to be the center); any similar orb; a part of the earth: the Old World.
2. A division of existing or created things belonging to the earth; natural grand division: the mineral, vegetable, or animal world.
3. The human inhabitants of the earth; mankind.
4. A definite class of people having certain interests or activities in common: the scientific world; a sphere or domain: the world of letters.
5. Man regarded socially; the public; hence, public or social life and intercourse.
6. The practices, usages, and ways of men: He knows the world.
7. A total of things as pertaining to or affecting an individual man; a career among men; one's experience in life: to begin the world anew.
8. The course of events as affecting one personally; individual condition or circumstances: How goes the world with you? Your world is changed then.
9. A scene of existence or of affairs regarded from a moral or religious point of view; secular affairs; worldly aims, pleasures, or people collectively; earthly existence; mortal life.
10. Figuratively, great quantity, number, or size: a world of trouble.
—for all the world In every respect.
—on top of the world Colloq. Elated.
—to bring into the world To give birth to. [OE weorold]
World may appear as a combining form in hyphemes or as the first element in two-word phrases; as in: