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egg case

noun
1.
Entomology. ootheca.
2.
Entomology. egg sac.
Origin of egg case
1840-1850
1840-50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for egg-case
Historical Examples
egg-case in Science
egg case  
  1. A protective capsule of certain animals, such as insects and mollusks, that contains eggs.

  2. See egg sac.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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5
7
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