English Dictionary: air bladder | by the DICT Development Group |
2 results for air bladder | |
From WordNet (r) 3.0 (2006) [wn]: | |
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From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Air bladder \Air" blad`der\ 1. (Anat.) An air sac, sometimes double or variously lobed, in the visceral cavity of many fishes. It originates in the same way as the lungs of air-breathing vertebrates, and in the adult may retain a tubular connection with the pharynx or esophagus. 2. A sac or bladder full of air in an animal or plant; also an air hole in a casting. |