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单词 neoteny
释义 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 development with the consequent retention in adulthood of a feature or features that appeared in an earlier phase in the life cycle of ancestral individuals: Neoteny in the ostrich has resulted in adult birds sporting the down feathers of nestlings.
 [1900-05; < NL neotenia < Gk neo- NEO- + teín(ein) to stretch + -ia -Y3]
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