Synonyms: quill
Definition: a stiff hollow protective spine on a porcupine or hedgehog
Similar words: spine
Definition: a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin
Synonyms: calamus, shaft, quill
Definition: the hollow spine of a feather
Similar words: rib
Definition: a riblike supporting or strengthening part of an animal or plant
Synonyms: quill, quill feather, pinion, flight feather
Definition: any of the larger wing or tail feathers of a bird
Similar words: feather, plumage, plume
Definition: the light horny waterproof structure forming the external covering of birds
Definition: pen made from a bird's feather
Similar words: pen
Definition: a writing implement with a point from which ink flows