The Collaborative International Dictionary of English v.0.48:
breathalyze \breathalyze\ v. to test the alcohol content of someone's blood by means of a breathalyzer. Syn: breathalyse. [WordNet 1.5]WordNet (r) 3.0 (2006):
breathalyze v 1: test someone's alcohol level in his blood by means of a breathalyzer [syn: breathalyze, breathalyse]