Botany. pollination of the ovules of a flower by its own pollen; self-fertilization (opposed to allogamy).
Biology. conjugation in an individual organism by division of its nucleus into two parts that in turn reunite to form a zygote.
Origin of autogamy
Related formsau·tog·a·mous, au·to·gam·ic [aw-toh-gam-ik] /ˌɔ toʊˈgæm ɪk/, adjective
First recorded in 1875–80; auto-1
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for autogamy
Historical Examples of autogamy
British Dictionary definitions for autogamy
Derived Formsautogamous or autogamic (ˌɔːtəˈɡæmɪk), adjective
self-fertilization in flowering plants
a type of sexual reproduction, occurring in some protozoans, in which the uniting gametes are derived from the same cell
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Related formsau•tog′a•mous adj.
Self-fertilization in which fission of the cell nucleus occurs without complete cellular division, forming two pronuclei that reunite to form the synkaryon.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
The union of nuclei within and arising from a single cell, as in certain protozoans and fungi.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.