[ dim-er-uh s ]
/ ˈdɪm ər əs /


consisting of or divided into two parts.
Botany. (of flowers) having two members in each whorl.

Origin of dimerous

1820–30; < New Latin dimerus < Greek dimerḗs bipartite. See di-1, -merous


dim·er·ism, nounun·dim·er·ous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dimerous

British Dictionary definitions for dimerous

/ (ˈdɪmərəs) /


consisting of or divided into two segments, as the tarsi of some insects
(of flowers) having their floral parts arranged in whorls of two

Derived forms of dimerous

dimerism, noun

Word Origin for dimerous

C19: from New Latin dimerus, from Greek dimerēs, from di- 1 + meros part
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

Science definitions for dimerous

[ dĭmər-əs ]

Consisting of two parts or segments, as the tarsus in certain insects.
Having flower parts, such as petals, sepals, and stamens, in sets of two.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.