neotenic


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to neotenic: neoteny

ne·ot·e·ny

 (nē-ŏt′n-ē)
n.
1. The retention of juvenile characteristics in the adults of a species, as among certain amphibians. Also called pedomorphism, pedomorphosis.
2. The attainment of sexual maturity and subsequent reproduction by an organism still in its larval stage. Also called pedogenesis2.

[New Latin neotenia : neo- + Greek teinein, ten-, to extend; see tenesmus.]

ne′o·ten′ic (nē′ə-tĕn′ĭk, -tē′nĭk), ne·ot′e·nous (-ŏt′n-əs) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.neotenic - of or relating to or characterized by neoteny; "neotenic development"
Mentioned in ?
References in periodicals archive ?
We observed that 1 yr after removal, 8 of the 12 colonies produced 1 or 2 neotenic females displaying visible physogastry.
Orbicule production by tapetal cells in a secretory metabolic phase can be interpreted as a primitive, possibly neotenic feature in flowering plants since orbicules occur also in bryophytes, pteridophytes and gymnosperms.
That these neotenic changes resulted from genetically controlled alterations in friendly behavior may suggest that to humans, facial beauty signals an individual's relatively greater level of approachability and sociability.
Eurycea naufragia is a permanently neotenic species, and most salamanders we observed were adults (we rarely encountered juveniles in our surveys).
I suggest that the presence of exposed pitline organs in various lineages of Old World barbines, Asian as well as African, may result from a widespread neotenic tendency to retain exposed pitline organs usually present only in larval stages.
A large number of positive cells were observed, and PCNA expression in the neotenic intima and mesolamella increased statistically in the control group.
The diversification of neotenic beetle lineages has not been studied, despite the potential for defining biodiversity hotspots and elucidating the history of regional faunas.
Humans would have selected animals with paedomorphic or neotenic variations because they were more tractable.