n. The surgical procedure to remove all or part of the large intestine or colon.
The Century Dictionary and Cyclopedia
n. In surgery, excision of part of the colon.
Word Usage
"Tuesday, April 27, at 12: 00PM EDT - During a colon resection, also known as a colectomy, the diseased part of the large intestine is surgically removed and the remaining healthy ends of the colon are reattached."