IPA: /ˈbræŋkiə/
KK: /ˈbræŋkiə/
A gill or similar organ that helps some animals breathe underwater.
Fish use their branchiae to extract oxygen from water.
Branchia is derived from the Greek word "branchia" (βράγχια), meaning gills. In zoology, it refers to the respiratory organs found in aquatic animals, specifically fish, that allow them to extract oxygen from water.
Think of 'branchia' as the Greek word for gills, which are the organs that help fish breathe underwater.