# silkworm

> English word · Noun · IPA /ˈsɪlkwɜːm/ · frequency rank #59,704

## Definitions
1. Any of various caterpillars of moths that produce silk cocoons, especially Bombyx mori, the source of most commercial silk.

## Etymology
From Middle English silkwirm, from Old English seolcwyrm (“silkworm”), equivalent to silk + worm.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/silkworm