[ uh-pog-uh-mee ]
/ əˈpɒg ə mi /

noun Botany, Mycology.

the asexual development of a sporophyte from a cell or cells of the gametophyte other than the egg.

Origin of apogamy

First recorded in 1875–80; apo- + -gamy

Related forms

ap·o·gam·ic [ap-uh-gam-ik] /ˌæp əˈgæm ɪk/, a·pog·a·mous, adjectiveap·o·gam·i·cal·ly, a·pog·a·mous·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for apogamy

British Dictionary definitions for apogamy


/ (əˈpɒɡəmɪ) /


a type of reproduction, occurring in some ferns, in which the sporophyte develops from the gametophyte without fusion of gametes
the development of a diploid cell in the embryo sac of flowering plants into an embryo without being fertilized

Derived Forms

apogamic (ˌæpəˈɡæmɪk), adjectiveapogamous, adjective
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