tetrabranchiate

== English == === Adjective === tetrabranchiate (not comparable) (zoology, obsolete) Of or relating to the Tetrabranchiata, a former order of cephalopod having four gills. === Noun === tetrabranchiate (plural tetrabranchiates) (zoology, obsolete) Any of the Tetrabranchiata. === References === “tetrabranchiate”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.