• (a.) Within a lymphatic vessel; endolymphangial. • (a.) Pertaining to, or containing, endolymph; as, the endolymphatic duct.
En'do·lym·phat'ic adjective [ Endo- + lymphatic .] (Anat.) (a) Pertaining to, or containing, endolymph; as, the endolymphatic duct. (b) Within a lymphatic vessel; endolymphangial.