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单词 hepa
释义

HEPA

[ hep-uh ]
/ ˈhɛp ə /

adjective

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 of HEPA

First recorded in 1960–65; abbreviation of h(igh-)e(fficiency) p(articulate) a(ir)

Words nearby HEPA

hen tracks, Henty, Henze, heortology, hep, HEPA, hepar, heparin, heparitin sulfate, hepat-, hepatalgia

Definition for HEPA (2 of 2)

Hep A
[ hep ]
/ hɛp /

noun

hepatitis A.
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for HEPA

  • Hepa was, however, the name of a Hittite and Mitannian goddess.

    Archology and the Bible|George A. Barton
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更新时间:2025/1/25 2:38:57