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[juh-net-ik] /dʒəˈnɛt ɪk/
Biology. pertaining or according to genetics.
of, relating to, or produced by genes; genic.
of, relating to, or influenced by geneses or origins.
Also, genetical.
Origin of genetic
First recorded in 1825-35; gene(sis) + -tic
Related forms
genetically, adverb
hypergenetic, adjective
hypergenetical, adjective
hypergenetically, adverb
hypergeneticalness, noun
nongenetic, adjective
nongenetical, adjective
nongenetically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for genetically
Contemporary Examples
Historical Examples
  • This Evolution says, shows that all these animals are genetically connected and all came from the same ancestors.

    The Other Side of Evolution Alexander Patterson
  • The interesting thing is that Gegenbaur defines it genetically.

    Form and Function E. S. (Edward Stuart) Russell
  • Locally they grade into cannel coal, with which they are genetically related.

  • I didn't figure on the remote possibility that we might be genetically compatible.

    The Lani People J. F. Bone
  • There is a great deal of empathy between people who are not only of the same age, but genetically identical.

    Anything You Can Do ... Gordon Randall Garrett
British Dictionary definitions for genetically


of or relating to genetics, genes, or the origin of something
Derived Forms
genetically, adverb
Word Origin
C19: from genesis
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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Word Origin and History for genetically



"pertaining to origins," coined 1831 by Carlyle from Greek genetikos "genitive," from genesis "origin" (see genus). Biological sense first recorded in Darwin, 1859. Related: Genetically. Genetical is attested from 1650s.

Online Etymology Dictionary, © 2010 Douglas Harper
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genetically in Medicine

genetic ge·net·ic (jə-nět'ĭk) or ge·net·i·cal (-ĭ-kəl)

  1. Of or relating to genetics or genes.

  2. Affecting or affected by genes, as a disorder or deficiency.

  3. Of, relating to, or influenced by the origin or development of something; ontogenic.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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