dimerous

[ dim-er-uhs ]

Phonetic (Standard)IPA

adjective

dimerous

/ ˈdɪmərəs /

dimerous

/ dĭm′ər-əs /

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

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

Darwin afterwards gave a doubtful explanation of this, and concluded that the ovary is dimerous.

Dimerous and tetramerous symmetry occur also among dicotyledons.

Thus fig. 38 shows a pentamerous symmetrical flower, with dimerous pistil.

Dimerous insects are those that have two joints in all their tarsi.

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

April 24, 2024gallimaufry

[gal-uh-maw-free ]

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