from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A sulcus on the occipital lobe of the brain. Also called calcarine fissure.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a sulcus in the mesial surface of the occipital lobe of the cerebrum
calcar1 + -ine1.(American Heritage® Dictionary of the English Language, Fourth Edition)