explosimeter

[ ek-sploh-zim-i-ter, -sim- ]

noun

1. a device for measuring the concentration of potentially explosive fumes.

Word History and Origins

Origin of explosimeter¹

explosi(bility) ( def ) + -meter

Example Sentences

Maintenance men must use non-sparking tools, and usually a plant guard stands by them with an explosimeter, watching the dial to see that the organic vapor is not strong enough to make an explosive mixture.

From Time Magazine Archive