ontogeny

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


Origin:
1870–75; onto- + -geny

ontogenetic [on-tuh-juh-net-ik] , ontogenetical, ontogenic, adjective
ontogenetically, ontogenically, adverb
ontogenist, noun
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World English Dictionary
ontogeny or ontogenesis (ɒnˈtɒdʒənɪ, ˌɒntəˈdʒɛnɪsɪs)
 
n
Compare phylogeny the entire sequence of events involved in the development of an individual organism
 
ontogenesis or ontogenesis
 
n
 
ontogenic or ontogenesis
 
adj
 
ontogenetic or ontogenesis
 
adj
 
onto'genically or ontogenesis
 
adv
 
ontoge'netically or ontogenesis
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

ontogeny
"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
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American Heritage
Medical Dictionary

ontogeny on·tog·e·ny (ŏn-tŏj'ə-nē)
n.
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.
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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.
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Example sentences
Ontogeny recapitulates phylogeny, in interactive media as in biological life.
Ontogeny does not, actually, recapitulate phylogeny.
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