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 of -gamy
combining form representing Greek -gamía act of marrying
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
n combining form
denoting marriage or sexual unionbigamy
Word Origin for -gamy
from Greek -gamia, from gamos marriage
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
word-forming element meaning "marriage; fertilization," from Greek -gamia, from gamos "marriage" (see gamete).
Online Etymology Dictionary, © 2010 Douglas Harper
Procreative or propagative union:heterogamy.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.