Nearby Words
Synonyms
adjective
1.
coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
2.
(of a person) given to acting upon sudden impulses.
3.
(of natural phenomena) arising from internal forces or causes; independent of external agencies; self-acting.
4.
growing naturally or without cultivation, as plants and fruits; indigenous.
5.
produced by natural process.
Origin:
1650–60; < Late Latin spontāneus, equivalent to Latin spont(e) willingly + -āneus (-ān(us) -an + -eus -eous)
1650–60; < Late Latin spontāneus, equivalent to Latin spont(e) willingly + -āneus (-ān(us) -an + -eus -eous)
Related forms
spon·ta·ne·ous·ly, adverb
spon·ta·ne·ous·ness, noun
non·spon·ta·ne·ous, adjective
non·spon·ta·ne·ous·ly, adverb
non·spon·ta·ne·ous·ness, noun
EXPANDsem·i·spon·ta·ne·ous, adjective
sem·i·spon·ta·ne·ous·ly, adverb
sem·i·spon·ta·ne·ous·ness, noun
sub·spon·ta·ne·ous, adjective
sub·spon·ta·ne·ous·ly, adverb
sub·spon·ta·ne·ous·ness, noun
un·spon·ta·ne·ous, adjective
un·spon·ta·ne·ous·ly, adverb
un·spon·ta·ne·ous·ness, noun
COLLAPSEAntonyms
1. premeditated.
1. premeditated.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source
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Spontaneous
is always a great word to know.
So is doohickey. Does it mean:
| a gadget; dingus; thingumbob. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
Collins
World English Dictionary
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History
spontaneous
1650s, from L.L. spontaneus "willing, of one's free will," from L. (sua) sponte "of one's own accord, willingly;" of unknown origin. Related: Spontaneously.
Online Etymology Dictionary, © 2010 Douglas Harper
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Cite This Source
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