Dictionary Entry
certainly
adverbFind the meaning of the word certainly, plus dictionary definition, pronunciation, thesaurus-style synonyms, antonyms, and related vocabulary.
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Meaning
Dictionary meaning in a clear, student-friendly format.
Without a doubt; definitely; surely.
Example Sentence
She will certainly be at the party tonight, as she promised.
Usage Note
Used to express strong agreement, confirmation, or to emphasize that something is true or will happen.