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HEPA

[hep-uh] /ˈhɛp ə/
adjective
1.
noting or using an air filter composed of a mat of dense fibers arranged in folds, designed according to federal standards to trap at least 99.97% of airborne particles measuring 0.3 microns in diameter:
HEPA vacuums and air purifiers.
Origin
H(igh-)E(fficiency) P(articulate) A(ir)
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Related Abbreviations for HEPA

HEPA

  1. hamster egg penetration assay
  2. high-efficiency particulate accumulator
  3. high-efficiency particulate air
  4. high-efficiency particulate arresting
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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