Definition of breathalyzer in English:

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Pronunciation: /ˈbreTHəˌlīzər/


A device used by police for measuring the amount of alcohol in a driver’s breath.
Example sentences
  • Still, the police insisted that the driver take a breathalyser test.
  • Rather like the roadside breathalyser used on drivers, the portable drug test yields results in a matter of minutes.
  • Police pulled him over and administered a breathalyser test, which he failed.


1960s: blend of breath and (an)alyze + -er1.

For editors and proofreaders

Syllabification: breath·a·lyz·er

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