Search Result for "breathalyser": 
Wordnet 3.0

NOUN (1)

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



WordNet (r) 3.0 (2006):

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