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trimerous

[trim-er-uh s]
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adjective
  1. Botany. (of flowers) having members in each whorl in groups of three.
  2. Entomology. having three segments or parts.

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. 2018

Examples from the Web for trimerous

Historical Examples

  • So in fuchsias, a very common deviation consists in a trimerous and rarely a dimerous symmetry of the flower.

    Vegetable Teratology</p>

    Maxwell T. Masters

  • A very minute joint at the base of the claw-joint, in most Tetramerous and Trimerous beetles.

  • Trimerous insects are those whose tarsi consist of only three joints.


British Dictionary definitions for trimerous

trimerous

adjective
  1. (of plants) having parts arranged in groups of three
  2. 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

[trĭmər-əs]
  1. Having three similar parts or segments.
  2. 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.

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