Breathalyser

/ ˈbrɛθəˌlaɪzə /

noun

1. a device for estimating the amount of alcohol in the breath: used in testing people suspected of driving under the influence of alcohol

Word History and Origins

Origin of Breathalyser¹

C20: breath + ( an ) alyser

Example Sentences

Breathalyser for your smartphone that books you a cab home if you are too drunk to drive.

From The Daily Beast