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epigynum

American  
[ih-pij-uh-nuhm] / ɪˈpɪdʒ ə nəm /
Also epigyne

noun

Zoology.

  1. the chitinous plate in arachnids that covers the opening to the female genital tract.

Etymology

Origin of epigynum

1890–95; < New Latin, equivalent to epi- epi- + -gynum < Greek -gynon, neuter of -gynos; -gynous

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.