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1.
A life support machine that a coma patient will be hooked onto. It performs vital circulatory, respiratory and Excretory functions that would have otherwise been controlled by that person's brain.
1. "I'm afraid he's brain stem dead, we're going to have to switch off his comaputer"

2. "Jimbob was hooked up to a comaputer ever since the accident"
by Springbokjake November 17, 2008