| abranchiate | (adj) having no gills, Syn. abranchial, gill-less, abranchious, Ant. branchiate |
| Abranchial | a. (Zool.) Abranchiate. [ 1913 Webster ] |
| Extrabranchial | a. (Anat.) Outside of the branchial arches; -- said of the cartilages thus placed in some fishes. [ 1913 Webster ] |
| Infrabranchial | a. [ Infra + branchial. ] (Zool.) Below the gills; -- applied to the ventral portion of the pallial chamber in the lamellibranchs. [ 1913 Webster ] |
| Metabranchial | a. [ Meta- + branchial. ] (Zool.) Of or pertaining to the lobe of the carapace of crabs covering the posterior branchiae. [ 1913 Webster ] |
| Suprabranchial | a. (Zool.) Situated above the branchiae; -- applied especially to the upper division of the gill cavity of bivalve mollusks. [ 1913 Webster ] |