rectrix

n. 舵羽

词形变化

rectrices 复数 rectrices

释义与例句

n.
  1. 1.

    A governess; a rectoress.

  2. 2.

    A flight feather on the tails of birds, used for directional control.

词源

Learned borrowing from Latin rēctrīx (“one who directs”). By surface analysis, rector + -trix.

来源：wiktionary