egg sac


noun

a silken case or capsule containing eggs of a female spider.
Also called egg case.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Science definitions for egg sac

egg sac

The silken pouch in which many spiders deposit their eggs. Also called egg case
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.