%branchial%

a. (Anat.) Of or pertaining to branchiæ or gills. [ 1913 Webster ]

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. --
Branchial clefts, the openings between the branchial arches through which water passes. [ 1913 Webster ]

a. (Anat.) Pertaining to the bone, or cartilage, below the epibranchial in a branchial arch. -- n. A ceratobranchial bone, or cartilage. [ 1913 Webster ]

a. [ Pref. epi- + branchial. ] (Anat.) Pertaining to the segment between the ceratobranchial and pharyngobranchial in a branchial arch. -- n. An epibranchial cartilage or bone. [ 1913 Webster ]

a. (Anat.) Outside of the branchial arches; -- said of the cartilages thus placed in some fishes. [ 1913 Webster ]

a. [ Pref. hypo- + branchial. ] (Anat.) Pertaining to the segment between the basibranchial and the ceratobranchial in a branchial arch. -- n. A hypobranchial bone or cartilage.

a. [ Infra + branchial. ] (Zool.) Below the gills; -- applied to the ventral portion of the pallial chamber in the lamellibranchs. [ 1913 Webster ]

a. (Zool.) Between the branchiæ. [ 1913 Webster ]

a. [ Meso- + branchial. ] (Zool.) Of or pertaining to a region of the carapace of a crab covering the middle branchial region. [ 1913 Webster ]

a. [ Meta- + branchial. ] (Zool.) Of or pertaining to the lobe of the carapace of crabs covering the posterior branchiae. [ 1913 Webster ]

a. (Anat.) Surrounding the branchiæ; as, a peribranchial cavity. [ 1913 Webster ]

a. [ Pharynx + branchial. ] (Anat.) Of or pertaining to the pharynx and the branchiæ; -- applied especially to the dorsal elements in the branchial arches of fishes. See Pharyngeal. -- n. A pharyngobranchial, or upper pharyngeal, bone or cartilage. [ 1913 Webster ]