trimerous

[ trim-er-uhs ]

adjective

1. Botany. (of flowers) having members in each whorl in groups of three.
2. Entomology. having three segments or parts.

trimerous

/ ˈtrɪmərəs /

adjective

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

trimerous

/ trĭm′ər-əs /

1. Having three similar parts or segments.
2. Having flower parts, such as petals, sepals, and stamens, in sets of three.

Word History and Origins

Origin of trimerous¹

1820–30; < New Latin trimerus, equivalent to trimer- ( trimer ) + -us -ous

Example Sentences

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

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg