a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
| warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
|
any of the thin-walled extensions of the tracheae of insects
| the flesh of a bird or fowl (wild or domestic) used as food
|
any of the membranous air-filled extensions of the lungs of birds
| informal terms for a (young) woman
|
| a cry or noise made to express displeasure or contempt
|
| badminton equipment consisting of a ball of cork or rubber with a crown of feathers
|