释义 |
Definition of rectrices in English: rectricesplural nounˈrɛktrɪsiːz Ornithology The larger feathers in a bird's tail, used for steering in flight. Compare with remiges Example sentencesExamples - I plucked the outer right rectrix (tail feather), thereby inducing the growth of a replacement.
- That scheduling results in little overlap between molt of rectrices and outer primaries, both of which are important to landing.
- 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.
- Age determination was based on the shape of rectrices.
Origin Mid 18th century: from Latin, feminine plural of rector 'ruler' (see rector). Definition of rectrices in US English: rectricesplural nounˈrekˌtrəsēz Ornithology The larger feathers in a bird's tail, used for steering in flight. Compare with remiges Example sentencesExamples - Most birds showed signs of moderate to heavy wear of the secondary coverts and rectrices.
- 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.
- Age determination was based on the shape of rectrices.
- That scheduling results in little overlap between molt of rectrices and outer primaries, both of which are important to landing.
Origin Mid 18th century: from Latin, feminine plural of rector ‘ruler’ (see rector). |