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jelly coat

American  

noun

Biochemistry.

  1. an ovum-produced glycoprotein that causes adhesion of sperm to the ovum; fertilizin.

Example Sentences

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The few ants that chomped down got their mouths temporarily stuck in the larvae’s jelly coat or pulled away quickly and cleaned the gunk of their mandibles.

From Scientific American

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.