egg case


Entomology. ootheca.
Entomology. egg sac.

Origin of egg case

First recorded in 1840–50 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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egg case in Science

egg case

A protective capsule of certain animals, such as insects and mollusks, that contains eggs.
See egg sac.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.