summate

S1U1M3M3A1T1E1
US, UK/ˈsʌm.eɪt/Australia/ˈsam.æɪt/

verb

To sum, add up; perform a summation.

Similar
totaltottot upsumsum uptote upaddadd together
Scrabble 11
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Meanings

verbsummate (third-person singular simple present summates, present participle summating, simple past and past participle summated)

present singular third person summates · participle present summating · participle past summated · past summated

  1. To sum, add up; perform a summation.
  2. To sum up, summarise.

Synonyms & antonyms

verbdetermine the sum of

Similar
totaltottot upsumsum uptote upaddadd togethertallyadd up
Broader
countnumberenumerate
Also see
addadd upcastsumsum uptallytottotaltote uptot up

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From sum + -ate (verb-forming suffix).

Full word history & related roots →
Cite this entry
APA

summate. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/summate

MLA

“summate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/summate. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “summate,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/summate.

Source: summate on Wiktionary, CC BY-SA 4.0.