• synonyms

vital capacity

noun Physiology.
  1. the greatest amount of air that can be forced from the lungs after maximum inhalation.
Show More

Origin of vital capacity

First recorded in 1850–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for vital capacity

vital capacity

  1. physiol the volume of air that can be exhaled from the lungs after the deepest possible breath has been taken: a measure of lung function
Show More
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

vital capacity in Medicine

vital capacity

  1. The amount of air that can be forcibly expelled from the lungs following breathing in as deeply as possible.respiratory capacity
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

vital capacity in Science

vital capacity

  1. The maximum amount of air that can be expelled from the lungs after breathing in as deeply as possible.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.