silkworm

noun silk·worm \ ˈsilk-ˌwərm \
|Updated on: 9 Jun 2018

Definition of silkworm

: a moth whose larva spins a large amount of strong silk in constructing its cocoon; especially : an Asian moth (Bombyx mori of the family Bombycidae) whose rough wrinkled hairless caterpillar produces the silk of commerce

Recent Examples of silkworm from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'silkworm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of silkworm

before 12th century

in the meaning defined above

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SILKWORM Defined for English Language Learners

silkworm

Definition of silkworm for English Language Learners

  • : a caterpillar that produces silk which is used to make thread or cloth


SILKWORM Defined for Kids

silkworm

noun silk·worm \ ˈsilk-ˌwərm \

Definition of silkworm for Students

: a yellowish caterpillar that is the larva of an Asian moth ( silk moth or silkworm moth ), is raised in captivity on mulberry leaves, and produces a strong silk that is the silk most used for thread or cloth


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