Definitions

1. verb

to analyze a sample of a person’s breath to determine the presence and concentration of alcohol or other substances

“The police officer decided to breathalyse the driver after receiving a report of reckless driving.”

2. verb

to test a person’s breath for the presence of alcohol or other substances, especially as part of a police investigation

“The hospital staff breathalysed the patient to determine if the medication was having an adverse effect.”

3. noun

the act of analyzing a sample of a person’s breath to determine the presence and concentration of alcohol or other substances

“The breathalyse results indicated that the driver was over the legal limit.”