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tidal volume

noun
  1. the volume of water associated with a rising tide
  2. physiol the amount of air passing into and out of the lungs during normal breathing
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

tidal volume in Medicine

tidal volume

n.
  1. The volume of air inspired or expired in a single breath during regular breathing.tidal air
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

tidal volume in Science

tidal volume

  1. The volume of air inhaled and exhaled with each breath. Also called tidal air
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.