archegonium

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

archegonium

[‚ark·ə′gōn·ē·əm]
(botany)
The multicellular female sex organ in all plants of the Embryobionta except the Pinophyta and Magnoliophyta.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.