lamina cribrosa

lamina cri·bro·sa

noun \-kri-ˈbrō-sə\

plural laminae cri·bro·sae \-ˌsē, -ˌsī\

Definition of LAMINA CRIBROSA

: any of several anatomical structures having the form of a perforated plate: as a : cribriform plate 1 b : the part of the sclera of the eye penetrated by the fibers of the optic nerve c : a perforated plate that closes the internal auditory canal