n.
Pronunciation: ( ˌ ) ā - ' ga-m ə - ˌ sp ə r-m ē , ' a-g ə -m ō - ˌ sp ə r-
Function: noun
Etymology: Greek agamos + English -spermy
Date: 1944
: APOGAMY specifically : apogamy in which sexual union is not completed and the embryo is produced from the innermost layer of the integument of the female gametophyte