【医】 entorbital fissure
inner; inside; within
【医】 end-; endo-; ento-; in-; intra-
the socket of eye
【医】 arcula; frame; orbit; orbita
crack; rend; split
【医】 cleavage; cleft; crena; crenae; diastem; diastema; fissura; fissure
gap; rictus; rima; rimae; schistasis; schisto-; schizo-