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Webster 1913 Edition

Adj.

(Anat.)

Of or pertaining to branchiæ or gills.

Branchial arches

the bony or cartilaginous arches which support the gills on each side of the throat of fishes and amphibians. See Illustration in Appendix.

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Branchial clefts

the openings between the branchial arches through which water passes.

branchial ‎(not comparable)

of, pertaining to or resembling gills

branchial m ‎(feminine singular branchiale, masculine plural branchiaux, feminine plural branchiales)