Also found in: Medical.


 (rĕs′pər-ə-bəl, rĭ-spīr′-)
1. Fit for breathing: respirable air.
2. Having characteristics, especially small size, that result in deposition in the lungs after inhalation: respirable particles.
3. Capable of being metabolized by respiration: a respirable substrate.

res′pi·ra·bil′i·ty n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. able to be breathed
2. suitable or fit for breathing
ˌrespiraˈbility n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in classic literature ?
Soon the atmosphere was rarefied, probably withdrawn by terrestrial attraction; then aerial departure of respirable air, and disappearance of water by means of evaporation.
And what was left of the respirable air must be kept for the workers.
The hourly concentration of small respirable particulate matter, with a diameter smaller than 10[eth]-g (PM 10), was extremly high in Nicosia, Paphos and Limassol in the morning, with readings of 254[eth]-g/m3 in Nicosia, 325[eth]-g/m3 in Paphos and 255[eth]-g/m3 in Limassol, while they were more moderate, just over 100[eth]-g/m3, in Famagusta and Larnaca.
Midwest has partnered with PCI since 2015, working in conjunction with the Institute to educate members on best practices to meet revised respirable silica dust exposure guidelines set by the Occupational Health and Safety Administration.
For example, most dust measurements generally are limited to "respirable" size (very small] dust particles (e.g.
This rulemaking creates chapter 296-840 WAC, Respirable Crystalline Silica, and amends WAC 296-841-20025, Permissible exposure limits (PELs), and WAC 296-30762625, Permissible exposure limits of air contaminants.
On Monday, authorities told the Advisory Council on the Environment the move would help cut harmful sulphur dioxide emissions from the marine sector by about 6,340 tones and respirable particulates - called PM10 - by about 710 tones by 2020.
Coal workers' pneumoconiosis, also known as "black lung disease," is an occupational lung disease caused by overexposure to respirable coal mine dust.
DELHI'S air quality on Thursday plunged to ' severe' with respirable pollutants up by nine times above the safe limit at certain places even as authorities warned of a critically polluted period ahead.
Occupational Health and Safety Administration (OSHA) released in the Federal Register its Final Rule for Occupational Exposure to Respirable Crystalline Silica.