spatia zonularia

noun
spa·​tia zon·​u·​lar·​ia | \ ˈspā-sh(ē-)ə-ˌzän-yə-ˈlar-ē-ə How to pronounce spatia zonularia (audio) \

Medical Definition of spatia zonularia

: a sacculated canal that is situated behind the suspensory ligament of the eye and circles the lens at its equator