[1] : The Collaborative International Dictionary of English v.0.48

caterpillar \cat"erpil`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. zool. 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.
      1913 webster

   2. bot. a plant of the genus scorpiurus, with pods
      resembling caterpillars.
      1913 webster

   caterpillar catcher, or caterpillar eater zool., a bird
      belonging to the family of shrikes, which feeds on
      caterpillars. the name is also given to several other
      birds.

   caterpillar hunter zool., any species of beetles of the
      genus callosoma and other allied genera of the family
      carabidae which feed habitually upon caterpillars.
      1913 webster
see also:
cat pile cutworm cankerworm army worm cotton worm 
silkworm scorpiurus caterpillar catcher caterpillar eater caterpillar hunter 
callosoma carabidae 

Hunter >> H Words
Hunter, definition of term: Hunter
hunter_pag1.html

Caterpillar >> C Words
Caterpillar, definition of term: Caterpillar
caterpillar_pag1.html