Definition of: spider

(spī′dər) noun
1. Any one of a large number of wingless arachnids (order Araneae) having an unsegmented abdomen and capable of spinning silk in the construction of webs for the capture of prey such as flies or other insects.
2. A long–handled iron frying pan, often having legs.
3. A portable electric switching apparatus for use in motion–picture studios.
4. A three–legged iron stool for the support of pots and pans over a fire; a trivet.
5. An apparatus for pulverizing the ground during cultivation.
6. Electr. The central part of an armature core.
7. Naut. a An iron hoop around the mast of a ship for the attachment of shrouds. b A magnifying glass for a ship's compass.
8. Any of several vehicles of different types having unusually light frames. [OE spithra <spinnan spin]