silkworm

silkworm

[silk-wurm]
noun
1.
the larva of the Chinese silkworm moth, Bombyx mori, which spins a cocoon of commercially valuable silk.
2.
the larva of any of several moths of the family Saturniidae, which spins a silken cocoon.

Origin:
before 1000; Middle English sylkewyrme, Old English seolcwyrm. See silk, worm

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World English Dictionary
silkworm (ˈsɪlkˌwɜːm)
 
n
1.  the larva of the Chinese moth Bombyx mori, that feeds on the leaves of the mulberry tree: widely cultivated as a source of silk
2.  any of various similar or related larvae
3.  silkworm moth the moth of any of these larvae

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