• synonyms


[spon-tuh-nee-i-tee, -ney-]
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noun, plural spon·ta·ne·i·ties.
  1. the state, quality, or fact of being spontaneous.
  2. spontaneous activity.
  3. spontaneities, spontaneous impulses, movements, or actions.
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Origin of spontaneity

1645–55; < Late Latin spontāne(us) spontaneous + -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for spontaneity


noun plural -ties
  1. the state or quality of being spontaneous
  2. (often plural) the exhibiting of actions, impulses, or behaviour that are stimulated by internal processes
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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

Word Origin and History for spontaneity


1650s; see spontaneous + -ity.

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Online Etymology Dictionary, © 2010 Douglas Harper