Definition of pentamerous in English:

pentamerous

Line breaks: pen|tam¦er|ous
Pronunciation: /pɛnˈtam(ə)rəs
 
/

adjective

Botany & Zoology
  • 1Having parts arranged in groups of five.
    More example sentences
    • These species are notable for the plesiomorphic retention of venation (albeit already quite reduced) in their tegmina, segmented cerci, and pentamerous tarsi.
    • The zygomorphic, pentamerous and spurred flowers are approximately 15 x 12 mm in diameter.
    • Most basal Eudicots are dimerous or trimerous, with only occasionally pentamerous types (Sabiaceae, Ranunculaceae) which represent homoplasious trends.
  • 1.1Consisting of five joints or parts. Compare with pentameral.

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