n. A device containing electronic sensors that can detect chemicals associated with particular smells.

Example Citations:
She predicted that the electronic nose would come in handy in diagnosing disease. Doctors often use their sense of smell (discreetly) to do just that. ‘It seems rude to have doctors sniffing around you,’ Ms. Ackerman said. But she predicted that the electronic nose might provide some neutral scientific basis for comparing smells.
—Peter Wayner, “As Plain as the ‘Nose’ on Your Chip,” The New York Times, July 8, 1999

Breathalysing for cannabis and detecting bombs are just two uses Australian scientists see for a range of electronic noses — or E-nose — they are developing.
—Stephen Brock, “Super nose gets a whiff of trouble,” The Australian, August 30, 1999

Earliest Citation:
NOSE news is good news at hi-tech tiddler Neotronics. It rose 9p to 52p after unveiling a second generation ‘electronic nose’. The ‘e-NOSE 4000’ sniffs more reliably than existing models, it says.
—Geoff Foster, “Marshall lands at Inchcape,” Daily Mail (London), November 8, 1995

The extended version of this term — electronic nose — dates to at least 1953.

Related Words: