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egg case

See more synonyms for egg case on Thesaurus.com
noun
  1. Entomology. ootheca.
  2. Entomology. egg sac.
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Origin of egg case

First recorded in 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for egg case

Historical Examples

  • How the cockroach deposits its egg-case; a study in insect behavior.

    The Biotic Associations of Cockroaches

    Louis M. Roth

  • A similar structure, as the egg-case of spiders, earthworms, etc.

  • This egg-case is not wholly filled with eggs but has a considerable air-chamber in it, causing it to float.

  • They remain for a short time after hatching in the egg-case, feeding on each other!

  • One egg-case of a ray may sometimes contain several eggs and develop several young.


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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.