Definition of breathalyzer in English:

breathalyzer

Syllabification: breath·a·lyz·er
Pronunciation: /ˈbreTHəˌlīzər
 
/
(also Breathalyzer)

noun

trademark
A device used by police for measuring the amount of alcohol in a driver’s breath.
More 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.

Origin

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

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