breathalyzer
Definition from Wiktionary, the free dictionary
Contents |
English [edit]
Etymology [edit]
A portmanteau word from breath and analyzer. Originally a trademark of Smith & Wesson.
Alternative forms [edit]
breathalyser (British)
Noun [edit]
breathalyzer (plural breathalyzers)
- A device that measures alcohol in expired air so as to estimate the concentration of alcohol in a person's blood; used by traffic police in cases of suspected driving while under the influence of alcohol.
Usage notes [edit]
Often capitalized.
Translations [edit]
a device that measures alcohol in expired air
