flight feather

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of the larger wing or tail feathers of a bird
• Syn:
pinion, quill, quill feather
• Derivationally related forms:
pinion (for: pinion)
• Hypernyms:
feather, plume, plumage
• Hyponyms:
primary, primary feather, primary quill, tail feather
• Part Holonyms:
wing