Caterpillar word meaning and definition

[noun] a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth
[noun] (trademark) a large vehicle that is driven by caterpillar tracks; frequently used for moving earth in construction and farm work
[adjective] having caterpillar treads or tracks on the wheels; "a caterpillar-tracked earthmover"

\Cat"er*pil`lar\, n. [OE. catyrpel, corrupted fr. OF. chatepelouse, or cate pelue, fr. chate, F. chatte, she-cat, fem. of chat, L. catus + L. pilosus hairy, or F. pelu hairy, fr. L. pilus hair. See {Cat}, and {Pile} hair.] 1. (Zo["o]l.) The larval state of a butterfly or any lepidopterous insect; sometimes, but less commonly, the larval state of other insects, as the sawflies, which are also called false caterpillars. The true caterpillars have three pairs of true legs, and several pairs of abdominal fleshy legs (prolegs) armed with hooks. Some are hairy, others naked. They usually feed on leaves, fruit, and succulent vegetables, being often very destructive, Many of them are popularly called worms, as the cutworm, cankerworm, army worm, cotton worm, silkworm. 2. (Bot.) A plant of the genus {Scorpiurus}, with pods resembling caterpillars. {Caterpillar catcher}, or {Caterpillar eater} (Zo["o]l.), a bird belonging to the family of Shrikes, which feeds on caterpillars. The name is also given to several other birds. {Caterpillar hunter} (Zo["o]l.), any species of beetles of the genus {Callosoma} and other allied genera of the family {Carabid[ae]} which feed habitually upon caterpillars.

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