[ dahy-uh-del-fuh s ]
/ ˌdaɪ əˈdɛl fəs /

adjective Botany.

(of stamens) united into two sets by their filaments.
(of plants) having the stamens so united.

Origin of diadelphous

First recorded in 1800–10; di-1 + -adelphous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diadelphous

British Dictionary definitions for diadelphous


/ (ˌdaɪəˈdɛlfəs) /


(of stamens) having united filaments so that they are arranged in two groups
(of flowers) having diadelphous stamens

Word Origin for diadelphous

C19: from di- 1 + Greek adelphos brother
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for diadelphous


[ dī′ə-dĕlfəs ]

Gathered into two groups or bundles of equal or different number. The stamens of certain flowers, such as those of some members of the bean family, are diadelphous.
Having stamens so arranged.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.