a combining form with the meanings “marriage,” “union,” “fertilization, pollination,” of the kind specified by the initial element: exogamy; plastogamy; allogamy; also forming nouns corresponding to adjectives ending in -gamous:
heterogamy.
Origin
combining form representing Greek-gamía act of marrying
British Dictionary definitions for -gamy
-gamy
combining form
1.
denoting marriage or sexual union: bigamy
Word Origin
from Greek -gamia, from gamos marriage
Word Origin and History for -gamy
word-forming element meaning "marriage; fertilization," from Greek -gamia, from gamos "marriage" (see gamete).