rectrix
Rec"trix (-trks), n.; pl. Rectrices (-tr. Etym: [L., fem. of rector.] 1. A governess; a rectoress. 2. (Zoöl.) Defn: One of the quill feathers of the tail of a bird.
Rec"trix (-trks), n.; pl. Rectrices (-tr. Etym: [L., fem. of rector.] 1. A governess; a rectoress. 2. (Zoöl.) Defn: One of the quill feathers of the tail of a bird.