: a genus of lasiocampid moths including a Syrian silkworm (P. otus) reared by the Greeks and Romans for its silk until the introduction of the Chinese silkworm in a.d. 550

Word History


New Latin, probably from pachy- + Greek pas all; akin to Sanskrit śaśvat every, śvayati he swells

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Dictionary Entries Near Pachypasa

Cite this Entry

“Pachypasa.” Dictionary, Merriam-Webster, Accessed 12 Apr. 2024.

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