nyctitropic

a. 夜间变更方向的

别名

nyctotropic

释义与例句

adj.
  1. 1.

    Turning or bending at night into different positions.

    生物 植物学

    Nyctitropic movements of plants usually consist in a folding or drooping of the leaves, the advantage being in lessening the radiation of heat.

词源

From Ancient Greek νύχτατροπικός (núkhtatropikós, literally “night-turning”).

来源：wiktionary