from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Relating to or involving both the colon and the rectum: colorectal cancer.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of or pertaining to the colorectum
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. relating to or affecting the colon and the rectum
colo- + rectal. (Wiktionary)