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单词 digenesis
释义

digenesis

[ dahy-jen-uh-sis ]
/ daɪˈdʒɛn ə sɪs /

noun Zoology.

alternation of generations.

Origin of digenesis

From New Latin, dating back to 1875–80; see origin at di-1, genesis

OTHER WORDS FROM digenesis

di·ge·net·ic [dahy-juh-net-ik], /ˌdaɪ dʒəˈnɛt ɪk/, adjective

Words nearby digenesis

digastric triangle, Digby, Digby chicken, dig down, Digenea, digenesis, digenetic, digerati, digest, digestant, digester
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for digenesis

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

    Animal Parasites and Messmates|P. J. Van Beneden
  • There is alternation of form, on account of the double multiplication (digenesis) and migration through several individuals.

    Animal Parasites and Messmates|P. J. Van Beneden

British Dictionary definitions for digenesis

digenesis
/ (daɪˈdʒɛnɪsɪs) /

noun

zoology another name for alternation of generations
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

Medical definitions for digenesis

digenesis
[ dī-jĕnĭ-sĭs ]

n.

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.

Other words from digenesis

di′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.
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更新时间:2024/9/20 10:52:24