certainly
adverb
cer·tain·ly
ˈsər-tᵊn-lē 
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.
Recent Examples on the Web
Few modern conflicts have certainly sparked as much global outrage, division, and scrutiny as the war in Gaza — not just because of the war’s scale, but for the staggering human toll on civilians.
—
Andy Meek, Forbes.com, 2 July 2025
That doesn't mean the Padres wouldn't have to give up a strong package to acquire him, but Preller will certainly try to work his magic.
—Drew Vonscio, MSNBC Newsweek, 1 July 2025
To reap these benefits, time is certainly of the essence.
—Kiana Murden, Vogue, 1 July 2025
That certainly makes for a fun promotional campaign, where pithy jokes and silly moments abound in the trailers and on posters.
—Rebecca Rubin, Variety, 1 July 2025
See All Example Sentences for certainly
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Andy Meek, Forbes.com, 2 July 2025
That doesn't mean the Padres wouldn't have to give up a strong package to acquire him, but Preller will certainly try to work his magic.
—Drew Vonscio, MSNBC Newsweek, 1 July 2025
To reap these benefits, time is certainly of the essence.
—Kiana Murden, Vogue, 1 July 2025
That certainly makes for a fun promotional campaign, where pithy jokes and silly moments abound in the trailers and on posters.
—Rebecca Rubin, Variety, 1 July 2025
See All Example Sentences for certainly
Cite this Entry
“Certainly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/certainly. Accessed 18 Jul. 2025.
Copy CitationKids Definition
certainly
adverb
cer·tain·ly
ˈsərt-ᵊn-lē
1
: in a manner that is certain : for certain
the only event of which anything is certainly known
2
: without doubt : surely
certainly you can do it
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