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monogenesis

or mo·nog·e·ny

[mon-uh-jen-uh-sis or muh-noj-uh-nee]
noun
  1. the hypothetical descent of the human race from a single pair of individuals.
  2. Biology. the hypothetical descent of all living things from a single cell.
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Origin of monogenesis

First recorded in 1860–65; mono- + -genesis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for monogeny

Historical Examples

  • One point seems quite clear, that monogeny is only possible by extending the date of human origins far back into the Tertiaries.

    Human Origins

    Samuel Laing

  • The main argument for monogeny has been that the different races of mankind are fertile among themselves.

    Human Origins

    Samuel Laing


British Dictionary definitions for monogeny

monogenesis

monogeny (mɒˈnɒdʒɪnɪ)

noun
  1. the hypothetical descent of all organisms from a single cell or organism
  2. asexual reproduction in animals
  3. the direct development of an ovum into an organism resembling the adult
  4. the hypothetical descent of all human beings from a single pair of ancestors
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Compare polygenesis
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

Word Origin and History for monogeny

n.

"theory that humankind originated from a single pair of ancestors," 1865; see mono- + -geny.

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Online Etymology Dictionary, © 2010 Douglas Harper

monogeny in Medicine

monogenesis

(mŏn′ə-jĕnĭ-sĭs)
n.
  1. The theory that all living organisms are descended from a single cell or organism.
  2. The production of similar organisms in successive generations.
  3. Asexual reproduction, as by sporulation or parthenogenesis.
  4. The process of parasitizing a single host, in or on which the entire life cycle of the parasite is passed.
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Related formsmon′o•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.