gonopodium

[ gon-uh-poh-dee-uhm ]

noun

, Ichthyology.

, plural gon·o·po·di·a [gon-, uh, -, poh, -dee-, uh].

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

Other Words From

• gono·podi·al adjective

Word History and Origins

Origin of gonopodium¹

gono- + -podium

Example Sentences

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

From Nature