definitely

[def-uh-nit-lee] / ˈdɛf ə nɪt li /

ADVERB

certainly

Synonyms

STRONGEST

absolutely clearly decidedly doubtless easily finally obviously plainly surely undeniably unequivocally unquestionably

WEAK

beyond any doubt categorically doubtlessly explicitly expressly far and away indubitably no ifs ands or buts about it positively specifically unmistakably without doubt without fail without question

Antonyms

STRONGEST

doubtedly doubtfully dubiously questionable questionably uncertain

WEAK

indefinitely

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"So Russia is definitely raising the stakes and risks crossing a line," he said.

From BBC • Jun. 5, 2026

But growing up, it definitely wasn’t in my cultural zeitgeist, whatever you want to call it.

From Los Angeles Times • Jun. 4, 2026

"I definitely think there's something out there, but I don't know if we'll discover it in our lifetimes and I don't mind if we don't," he said.

From BBC • Jun. 4, 2026

It’s definitely, for me, a new muscle that I’m learning to use and explore and stretch and flex.

From Los Angeles Times • Jun. 4, 2026

It’s definitely not the Ann Patchett novel she was only halfway through when she and I read together last night.

From "Keeping Pace" by Laurie Morrison

Vocabulary lists containing definitely

Commonly Misspelled Words, List 2

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