[ silk-wurm ]

  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 of silkworm

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

Words Nearby silkworm Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use silkworm in a sentence

British Dictionary definitions for silkworm


/ (ˈsɪlkˌwɜːm) /

  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

  1. silkworm moth the moth of any of these larvae

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012