breathalyzer

from WordNet (r) 3.0 (2006)

breathalyzer
    n 1: a device that measures chemicals (especially the alcohol
         content) in a person's expired breath [syn: {breathalyzer},
         {breathalyser}]

from The Collaborative International Dictionary of English v.0.48

breathalyzer \breathalyzer\ n. [a Trademark.]
   a device that measures alcohol content of a person's breath.

   Syn: breathalyser, breath analyzer.
        [WordNet 1.5]

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