from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The posterior lobe of each cerebral hemisphere, having the shape of a three-sided pyramid and containing the visual center of the brain.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. one of the four major divisions of the cerebrum of the brain, located at the back of the head
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. that part of the cerebral cortex in either hemisphere of the brain lying in the back of the head
from Latin occiput 'back of the head' (Wiktionary)