'Branchia' definitions:
Definition of 'branchia'
From: WordNet
noun
Respiratory organ of aquatic animals that breathe oxygen dissolved in water [syn: gill, branchia]
Definition of 'Branchia'
From: GCIDE
- Branchia \Bran"chi*a\, n.; pl. Branchi[ae]. [L., fr. Gr. ?, pl. of ?.] (Anat.) A gill; a respiratory organ for breathing the air contained in water, such as many aquatic and semiaquatic animals have. [1913 Webster]