from The Century Dictionary and Cyclopedia
- n. In anatomy: A fissure, cleft, rift, or chink between any two things or parts: as, the fissura palpebrarum (the opening between the eyelids).
- n. Especially, one of the fissures or sulci of the surface of the brain, complementary to the gyri or convolutions. This Latin form is now used in comparatively few phrases. See fissure.
Sorry, no etymologies found.