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\ ˈhe-pə 
\
\Definition of HEPA
: being, using, or containing a filter usually designed to remove 99.97 percent of airborne particles measuring 0.3 micrometers or greater in diameter passing through it
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More Definitions for HEPA
HEPA
adjective\ ˈhep-ə \
\Medical Definition of HEPA
: being, using, or containing a filter usually designed to remove 99.97% of airborne particles measuring 0.3 microns or greater in diameter passing through it
HEPA filters HEPA vacuum cleaners
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Time Traveler for HEPA
The first known use of HEPA was in 1965
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