neotenic

英[niː'ɒtɪnɪ] 美[niː'ɒtənɪ]
  • n.[动]性早熟;幼态持续
neotenic
  • Neotoma 美洲西北部的一属啮齿动物,包括林鼠
Noun:
  1. an evolutionary trend to be born earlier so that development is cut off at an earlier stage and juvenile characteristics are retained in adults of the species