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vacillation

[vas-uh-ley-shuh n] /ˌvæs əˈleɪ ʃən/
noun
1.
an act or instance of vacillating.
2.
a state of indecision or irresolution.
3.
unsteady movement; fluctuation.
Origin
1350-1400
1350-1400; Middle English vacillacion < Latin vacillātiōn- (stem of vacillātiō) a swaying. See vacillate, -ion
Related forms
nonvacillation, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin and History for nonvacillation

vacillation

n.

c.1400, from Latin vacillationem (nominative vacillatio) "a reeling, wavering," noun of action from past participle stem of vacillare "sway to and fro." Originally in reference to opinion or conduct; literal sense is recorded from 1630s.

Online Etymology Dictionary, © 2010 Douglas Harper
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