trimerous [trim-er-uh s] EXAMPLES|WORD ORIGIN adjective Botany. (of flowers) having members in each whorl in groups of three. Entomology. having three segments or parts. Liberaldictionary.com
Origin of trimerous 1820–30; New Latin trimerus, equivalent to trimer- (see trimer) + -us -ous Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 Examples from the Web for trimerous Historical Examples of trimerous
So in fuchsias, a very common deviation consists in a trimerous and rarely a dimerous symmetry of the flower.
Maxwell T. Masters
A very minute joint at the base of the claw-joint, in most Tetramerous and Trimerous beetles.
An Introduction to Entomology: Vol. III (of 4)
William Kirby
Trimerous insects are those whose tarsi consist of only three joints.
An Introduction to Entomology: Vol. III (of 4)
William Kirby
British Dictionary definitions for trimerous trimerous adjective (of plants) having parts arranged in groups of three consisting of or having three parts Collins English Dictionary – Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 trimerous in Science trimerous [trĭm′ər-əs] Having three similar parts or segments. Having flower parts, such as petals, sepals, and stamens, in sets of three. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.