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tautonym

[ taw-tuh-nim ]

noun

, Biology.
  1. a scientific name in which the generic and the specific names are the same, as Chloris chloris (the greenfinch). Compare autonym ( def 4 ).


tautonym

/ tɔːˈtɒnɪməs; ˈtɔːtənɪm /

noun

  1. biology a taxonomic name in which the generic and specific components are the same, as in Rattus rattus (black rat)
“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


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Derived Forms

  • tauˈtonymy, noun
  • ˌtautoˈnymic, adjective
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Other Words From

  • tau·to·nym·ic [taw-t, uh, -, nim, -ik], tau·ton·y·mous [taw-, ton, -, uh, -m, uh, s], adjective
  • tau·ton·y·my noun
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Word History and Origins

Origin of tautonym1

First recorded in 1895–1900; taut(o)- + -onym
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Word History and Origins

Origin of tautonym1

C20: from Greek tautonymos. See tauto- , -onym

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tautomerizetautosyllabic