cer·​tain·​ly | \ ˈsər-tᵊn-lē How to pronounce certainly (audio) \

Definition of certainly

1 : in a manner that is certain : with certainty
2 : it is certain that : assuredly

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Examples of certainly in a Sentence

It will certainly rain tomorrow. This year's festival was certainly much better than last year's. I'm certainly going to try. The new version is most certainly easier to use. The snake that bit her was almost certainly poisonous.
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Recent Examples on the Web Trump almost certainly needs a strong turnout of white conservative evangelical voters to win a second term in November. Seema Mehta, Los Angeles Times, "Could Supreme Court rebukes of Trump policy cost him critical support from white evangelical voters?," 26 June 2020 These rollbacks will certainly slow the economic progress Texas had previously been making. Lee Clifford, Fortune, "Texas gets a taste of what reclosing the state looks like," 26 June 2020 That certainly fits Gary Zimmer (Steve Carell), a Democratic strategist, who crawls from the wreckage of the 2016 election and goes hunting for fresh hope. Anthony Lane, The New Yorker, "A Cynical View of Heartland Politics in “Irresistible”," 26 June 2020 Bitter partisan invective certainly exists, though it has been stripped of any real outrage and given a slick screwball sheen. cleveland, "Jon Stewart’s off-key political comedy, starring Steve Carell, is far from ‘Irresistible’," 25 June 2020 Forecasters with the weather service think the front is mostly dry, but will certainly bring temperatures down at least 10 degrees over Friday’s highs. oregonlive, "Portland metro Thursday weather: Clouds to start, then clearing; high 84," 25 June 2020 And the former James Spicer Memorial Church Hall School certainly fit the bill. Ruth Bloomfield, WSJ, "A Former Church Hall in London Becomes a Glamorous Home with Plenty of Head Room," 25 June 2020 Its portrayal of Trump is certainly unflattering, a damning portrait of a man totally out of his depth in the White House and unable to separate his personal interests from national ones. Patrick Iber, The New Republic, "John Bolton’s Accidentally Unflattering Self-Portrait," 25 June 2020 Thirty games with Bob Uecker in the radio booth certainly beats no games. Tom Haudricourt, Milwaukee Journal Sentinel, "Brewers Hall of Fame radio voice Bob Uecker is ready to call 30 home games at Miller Park," 24 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'certainly.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of certainly

14th century, in the meaning defined at sense 1

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Time Traveler for certainly

Time Traveler

The first known use of certainly was in the 14th century

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Last Updated

29 Jun 2020

Cite this Entry

“Certainly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/certainly. Accessed 4 Jul. 2020.

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More Definitions for certainly


How to pronounce certainly (audio)

English Language Learners Definition of certainly

: without doubt
: of course


cer·​tain·​ly | \ ˈsər-tᵊn-lē How to pronounce certainly (audio) \

Kids Definition of certainly

1 : without fail I will certainly help.
2 : without doubt You certainly don't look your age.

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