Dictionary.com Thesaurus.com

trivalve

American

[trahy-valv] / ˈtraɪˌvælv /

adjective

having three valves, as a shell.

noun

a trivalve shell.

Etymology

Origin of trivalve

First recorded in 1675–85; tri- + valve

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.