View synonyms for certainly


[ sur-tn-lee ]


  1. with certainty; without doubt; assuredly:

    I'll certainly be there.

  2. yes, of course:

    Certainly, take the keys.

  3. to be sure; surely:

    He certainly is successful.


/ ˈsɜːtənlɪ /


  1. with certainty; without doubt

    he certainly rides very well

sentence substitute

  1. by all means; definitely: used in answer to questions

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Word History and Origins

Origin of certainly1

First recorded in 1250–1300; Middle English; certain + -ly

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Example Sentences

For instance, I’m not normally a fancy-steakhouse person, and I certainly don’t dine like a modern-day oil baron.

Several of this blog’s sources have criticized the paper’s handling of these situations, and certainly there have been screw-ups.

All of which is why helmet makers will almost certainly continue to be extremely cautious—to the point of evasion—about how they talk about safety.

Our strategy is certainly to leverage the power of the portfolio.

From Digiday

Even the Facebook remarketing tag that millions of advertisers and publishers have come to depend on will most certainly change drastically.

From Digiday

As a means of preventing tooth decay in those cities that do fluoridate, the practice certainly looks like a success.

Certainly, she seems to command near-total devotion among her clients.

The well, ghost or no ghost, is certainly a piece of history with a bold presence.

They will do it,” Revels declared, “as certainly as the sun shines in the heavens.

Certainly paid paternity leave is part of it (and in the U.S., we need paid maternity and paternity leave).

There was a rumor that Alessandro and his father had both died; but no one knew anything certainly.

I doubt if the modern community can afford to continue it; it certainly cannot afford to extend it very widely.

Yet it certainly would render the country more agreeable to strangers, whether sojourners or mere travelers.

The Austrian soldiers, regarded as mere fighting machines, are certainly well got up.

There was still visible on it the stain where he had wiped his hand, and this stain seemed certainly blood.


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[ak-suh-lot-l ]

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