Definition of dimerous in English:

dimerous

adjective

Botany Zoology
  • 1Having parts arranged in groups of two.

    • ‘This thallus structure with dimerous organization allows Arenigiphyllum to be compared with extant members of Corallinales, both Corallinaceae and Sporolithaceae.’
    • ‘The stele is divided into three parts, the tetramerous proxistele closest to the theca tapering through the mesistele to the dimerous dististele furtherest from the theca.’
    • ‘These applanate thalli are dimerous and in many examples only have the prostrate filaments and one epithallial cell in the perpendicular system.’
    • ‘Most basal Eudicots are dimerous or trimerous, with only occasionally pentamerous types (Sabiaceae, Ranunculaceae) which represent homoplasious trends.’
    1. 1.1 Consisting of two joints or parts.

Origin

Early 19th century: from modern Latin dimerus (from Greek dimerēs ‘bipartite’) + -ous.

Pronunciation

dimerous

/ˈdɪm(ə)rəs/