neoteny

neoteny
Prolongation of the larval state, as in the Mexican tiger salamander or axolotl, or in certain termite castes held in the larval stage as future replacements of the queen. Cf.:pedogenesis. [neo- + G. teino, to stretch]

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ne·ot·e·ny (ne-otґə-ne) [neo- + Gr. teinein to extend] 1. the tendency to remain in the larval state, although gaining sexual maturity. 2. the retention in an adult organism of some of its ancestor's larval characteristics.

Medical dictionary. 2011.

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  • neoteny — neoteny. См. неотения. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • neoteny — (n.) retention of juvenile characteristics in adult life, 1901, from Ger. neotenie (1884), from Gk. neos young (see NEW (Cf. new)) + teinein to extend (see TENET (Cf. tenet)) …   Etymology dictionary

  • neoteny — [nē ät′ n ē] n. [ModL neotenia < neo , NEO + Gr teinein, to stretch: see TEND2] Zool. 1. the retention of juvenile characteristics in the adult 2. the development of adult features in the juvenile, as the attainment of sexual maturity in some… …   English World dictionary

  • Neoteny — For the topic of soil formation, see Pedogenesis. human body proportion changes with age …   Wikipedia

  • neoteny — neotenous /nee ot n euhs/, adj. /nee ot n ee/, n. Biol. 1. Also called pedogenesis. the production of offspring by an organism in its larval or juvenile form; the elimination of the adult phase of the life cycle. 2. a slowing of the rate of… …   Universalium

  • neoteny — noun a) The retention of juvenile characteristics in the adult. Most amphibians are aquatic only well young, but some amphibians with neoteny remain aquatic even as adults. b) The sexual maturity of an organism still in its …   Wiktionary

  • neoteny — noun Etymology: New Latin neotenia, from ne + Greek teinein to stretch more at thin Date: 1901 1. retention of some larval or immature characters in adulthood 2. attainment of sexual maturity during the larval stage • neotenic adjective …   New Collegiate Dictionary

  • neoteny — achieving sexual maturity while the rest of the body is in the juvenile form (the juvenile form of others of the same group) …   Dictionary of ichthyology

  • neoteny — См. neoteiny …   Dictionary of invertebrate zoology

  • neoteny — The persistence in the reproductively mature adult of characters usually associated with the immature organism …   Dictionary of molecular biology

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