ELASMOBRANCH Meaning of ELASMOBRANCH in English n. Zool. any cartilaginous fish of the subclass Chondrichthyes, e.g. sharks, skates, rays. [ mod.L elasmobranchii f. Gk elasmos beaten metal + bragkhia gills ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012