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summate

[suhm-eyt]
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verb (used with object), sum·mat·ed, sum·mat·ing.
  1. to add together; total; sum up.
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Origin of summate

First recorded in 1895–1900; back formation from summation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for summate

Historical Examples

  • They accumulate in time, finally they summate, and exercise their influence even at the beginning of the service.

    Criminal Psychology

    Hans Gross

Word Origin and History for summate

v.

1900, Modern Latin summatus, past participle of summare "to sum" (see summation). Related: Summated; summating.

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Online Etymology Dictionary, © 2010 Douglas Harper