onto genetical


noun Biology.
the development or developmental history of an individual organism.
Also, ontogenesis [on-tuh-jen-uh-sis] .
Compare phylogeny.

1870–75; onto- + -geny

ontogenetic [on-tuh-juh-net-ik] , ontogenetical, ontogenic, adjective
ontogenetically, ontogenically, adverb
ontogenist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To onto genetical
World English Dictionary
ontogeny or ontogenesis (ɒnˈtɒdʒənɪ, ˌɒntəˈdʒɛnɪsɪs)
Compare phylogeny the entire sequence of events involved in the development of an individual organism
ontogenesis or ontogenesis
ontogenic or ontogenesis
ontogenetic or ontogenesis
onto'genically or ontogenesis
ontoge'netically or ontogenesis

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Word Origin & History

"development of an individual," 1872, coined from Gk. on (gen. ontos) "being" (prp. of einai "to be;" see essence) + -geneia "origin," from -genes "born."
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

ontogeny on·tog·e·ny (ŏn-tŏj'ə-nē)
The origin and development of an individual organism from embryo to adult. Also called ontogenesis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
ontogeny   (ŏn-tŏj'ə-nē)  Pronunciation Key 
The origin and development of an individual organism from embryo to adult.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature