airshed Hear it!

airshed definition

air·shed (-s̸hed′)

noun

  1. a region sharing a common flow of air, which may become uniformly polluted and stagnant
  2. the air of this region

Etymology: air + (water)shed

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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