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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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“HEPA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/HEPA. Accessed 2 Mar. 2021.
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HEPA
adjective
\ ˈhep-ə
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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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