a. [ L. ala wing + E. septal. ] (Anat.) Relating to expansions of the nasal septum. [ 1913 Webster ]
a. (Biol.) Between septa;
a. [ Naso- + septal. ] (Anat.) Of or pertaining to the internasal septum. [ 1913 Webster ]
a. Of or pertaining to a septum or septa, as of a coral or a shell. [ 1913 Webster ]