Definition of contour feather in English:

contour feather

Syllabification: con·tour feath·er

noun

Any of the mainly small feathers that form the outline of an adult bird’s plumage.
More example sentences
  • A set of avian feathers have even been found, including a superb fragment of a contour feather.
  • They often share a follicle with a contour feather.
  • The insulation theory is based on the conclusion that primitive feathers were a type of contour feather.

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Word of the day grammarian
Pronunciation: grəˈme(ə)rēən
noun
a person who studies and writes about grammar