Definition of rectrices in English:


Line breaks: rec|tri¦ces
Pronunciation: /ˈrɛktrɪsiːz

noun (singular rectrix /-trɪks/)

  • The larger feathers in a bird’s tail, used for steering in flight. Compare with remiges.
    More example sentences
    • I plucked the outer right rectrix (tail feather), thereby inducing the growth of a replacement.
    • We also removed the central rectrix from the right side of the tail of each adult to determine feather growth rate.
    • Most birds showed signs of moderate to heavy wear of the secondary coverts and rectrices.


mid 18th century: from Latin, feminine plural of rector 'ruler' (see rector).

More definitions of rectrices

Definition of rectrices in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day astrogation
Pronunciation: ˌastrəˈgāSHən
(in science fiction) navigation in outer space