v. Simple past tense and past participle of sensitize.
adj. Made sensitive, especially to some specific agent.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. having an allergy or peculiar or excessive susceptibility (especially to a specific factor)
Word Usage
"A different threat is what's called antibody-mediated rejection, where patients increasingly are "sensitized" - their bodies produce antibodies that are super-vigilant at attacking most available kidneys."