• synonyms


[ih-pij-uh-nuh s]
adjective Botany.
  1. (of flowers) having all floral parts conjoint and generally divergent from the ovary at or near its summit.
  2. (of stamens, petals, etc.) having the parts so arranged.
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Origin of epigynous

First recorded in 1820–30; epi- + -gynous
Related formse·pig·y·ny, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for epigynous

Historical Examples

  • In Umbelliferæ the epigynous condition is changed for the perigynous, &c.

    Vegetable Teratology

    Maxwell T. Masters

  • Epigynous, borne apparently on the top of the ovary; all which is explained in Fig. 270-274.

  • Stylopodium, an epigynous disk, or an enlargement at the base of the style.

  • These latter were classified according to whether the parts of the flower were hypogenous, perigynous, or epigynous.

  • Epigynous (on the ovary) when so adnate that all these parts appear to arise from the very summit of the ovary, as in Fig. 274.

British Dictionary definitions for epigynous


  1. (of flowers) having the receptacle enclosing and fused with the gynoecium so that the other floral parts arise above it
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Derived Formsepigyny, noun

Word Origin

C19: from epi- + Greek gunē (female organ, pistil) + -ous
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

epigynous in Science


  1. Having floral parts (such as the petals and stamens) attached to or near the upper part of the ovary, as in the flower of the apple, cucumber, or daffodil. Compare hypogynous perigynous.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.