pentamerous

(redirected from pentamerism)
Also found in: Dictionary, Thesaurus, Medical.

pentamerous

[pen′tam·ə·rəs]
(botany)
Having each whorl of the flower consisting of five members, or a multiple of five.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.