/ Dictionary / Index G geitonogamy: Meaning and Definition of Find definitions for: gei•to•nog•a•my Pronunciation: (gīt"n-og'u-mē), [key] — n. Bot. pollination of a flower by pollen from another flower on the same plant. Cf. xenogamy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Geissler tube gel Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language