Main Entry: in·ter·pu·pil·lary Pronunciation: "int-&r-'pyü-p&-"ler-E Function: adjective : extending between thepupils of the eyes; also: extending between the centers of a pair of spectacle lenses <interpupillary distance>
interpupillary in·ter·pu·pil·lar·y (ĭn'tər-py&oomacr;'pə-lěr'ē) adj. Occurring between the pupils of the eyes, referring especially to the distance between the pupils.