[vas-uh-ley-shuh n]


an act or instance of vacillating.
a state of indecision or irresolution.
unsteady movement; fluctuation.

Origin of vacillation

1350–1400; Middle English vacillacion < Latin vacillātiōn- (stem of vacillātiō) a swaying. See vacillate, -ion
Related formsnon·vac·il·la·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for vacillation

Contemporary Examples of vacillation

  • He also could blame the downturn on the vacillation of authorities—and politics.

    The Daily Beast logo
    Will Bangkok's Floods Swamp the Government?

    Lennox Samuels

    October 22, 2011

  • At the Pentagon, which bears the brunt of much of this hesitation and vacillation, the mood is one of not-so-quiet desperation.

    The Daily Beast logo
    Obama's Middle East Head Spin

    Christopher Dickey, John Barry

    April 22, 2011

  • Paul Krugman of The New York Times is convinced that the president's weakness and vacillation are to blame.

    The Daily Beast logo
    Be More Like Teddy

    Reihan Salam

    August 26, 2009

Historical Examples of vacillation

Word Origin and History for vacillation

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