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gonopodium

American  
[gon-uh-poh-dee-uhm] / ˌgɒn əˈpoʊ di əm /

noun

Ichthyology.

PLURAL

gonopodia

  1. the modified anal fin of a male poeciliid fish, serving as an organ of copulation.

Other Word Forms

  • gonopodial adjective

Etymology

Origin of gonopodium

gono- + -podium

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Meanwhile, males from a closely related species mate by simply thrusting their fish penis, a gonopodium, into an unsuspecting female.

From Nature

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.