respirator
noun
- device designed to protect the wearer from inhaling harmful dusts, fumes, vapors, or gases
Wiktionary
noun
Etymology: Etymology tree English respirate English -or English respirator From respirate + -or.
- A device to assist breathing.
- A device to assist breathing.
“Any N95 respirator is designed to filter out 95 percent of particles 0.3 microns or larger.”
“The painters in the paint booth were wearing the kind of respirators with dual filter canisters.”