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

Definition of pentamerous in English:


Botany & Zoology
1Having parts arranged in groups of five.
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.
Definition of pentamerous in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove adverts and access premium resources