calcarine fissure

English Thesaurus

1. a sulcus in the mesial surface of the occipital lobe of the cerebrum (noun.body)

hypernym	:	sulcus,
definition	:	(anatomy) any of the narrow grooves in an organ or tissue especially those that mark the convolutions on the surface of the brain (noun.body)

part meronym	:	occipital cortex, occipital lobe,
definition	:	that part of the cerebral cortex in either hemisphere of the brain lying in the back of the head (noun.body)