neoteny

【医】 幼态持续

形容词:neotenic 

ne.ot.e.ny

n.（名词）
Retention of juvenile characteristics in the adults of a species, as among certain amphibians.
动态持续：尤指某个物种在成熟期仍保持幼年特征
The attainment of sexual maturity by an organism still in its larval stage.
幼期性成熟：有机体仍处于幼虫阶段已达到性成熟

来源：
New Latin neotenia
现代拉丁语 neotenia
neo-
neo-
Greek teinein ten- [to extend] * see tenesmus
希腊语 teinein ten- [伸展] *参见 tenesmus

【引伸】
ne.oten.ic