• synonyms


noun Zoology.
  1. alternation of generations.
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Origin of digenesis

From New Latin, dating back to 1875–80; see origin at di-1, genesis
Related formsdi·ge·net·ic [dahy-juh-net-ik] /ˌdaɪ dʒəˈnɛt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for digenesis

Historical Examples

  • Digenesis, dī-jen′e-sis, n. reproduction by two methods, a sexual followed by an assexual.

    Chambers's Twentieth Century Dictionary (part 1 of 4: A-D)


  • This phenomenon has been known by the name of alternate generation; we have called it digenesis.

  • There is alternation of form, on account of the double multiplication (digenesis) and migration through several individuals.

British Dictionary definitions for digenesis


  1. zoology another name for alternation of generations
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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

digenesis in Medicine


  1. Reproduction in distinctive patterns in alternate generations, typically involving alternating sexual and asexual cycles in succeeding host organisms, as seen in malarial parasites and certain trematode flatworms.
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Related formsdi′ge•netic (-jə-nĕtĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.