ontogenetic

adjective

on·​to·​ge·​net·​ic ˌän-tə-jə-ˈne-tik How to pronounce ontogenetic (audio)
1
: of, relating to, or appearing in the course of ontogeny
2
: based on visible morphological characters
ontogenetically adverb

Examples of ontogenetic in a Sentence

Recent Examples on the Web
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On taxonomic issues, ontogenetic series and tooth replacement. Sara Novak, Discover Magazine, 16 June 2025

Word History

Etymology

International Scientific Vocabulary

First Known Use

1869, in the meaning defined at sense 1

Time Traveler
The first known use of ontogenetic was in 1869

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Cite this Entry

“Ontogenetic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ontogenetic. Accessed 9 Sep. 2025.

Medical Definition

ontogenetic

adjective
on·​to·​ge·​net·​ic -jə-ˈnet-ik How to pronounce ontogenetic (audio)
: of, relating to, or appearing in the course of ontogeny
ontogenetic variation
ontogenetically adverb
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