vitality

[vahy-tal-i-tee]
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noun, plural vi·tal·i·ties.
  1. exuberant physical strength or mental vigor: a person of great vitality.
  2. capacity for survival or for the continuation of a meaningful or purposeful existence: the vitality of an institution.
  3. power to live or grow: the vitality of a language.
  4. vital force or principle.

Origin of vitality

1585–95; < Latin vītālitās, equivalent to vītāli(s) vital + -tās- -ty2
Related formsnon·vi·tal·i·ty, nounsu·per·vi·tal·i·ty, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


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British Dictionary definitions for vitality

vitality

noun plural -ties
  1. physical or mental vigour, energy, etc
  2. the power or ability to continue in existence, live, or growthe vitality of a movement
  3. a less common name for vital force
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

Word Origin and History for vitality
n.

1590s, from Latin vitalitas, from vitalis "pertaining to life" (see vital).

Online Etymology Dictionary, © 2010 Douglas Harper

vitality in Medicine

vitality

[vī-tălĭ-tē]
n.
  1. The capacity to live, grow, or develop.
  2. Physical or intellectual vigor; energy.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.