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.

It was definitely more than a hot flash.

From Los Angeles Times • Apr. 14, 2026

Let’s definitely do that so that the grid doesn’t break,” said Hua.

From The Wall Street Journal • Apr. 14, 2026

PSG's Ligue One game against Lens at the weekend was postponed to help them prepare for the second leg, and Ibrahima Konate said the extra rest would definitely benefit the French team.

From BBC • Apr. 13, 2026

On the flip side, a people-forward way of living, with a lot less technological intrusion, would definitely involve more annoyance.

From Salon • Apr. 13, 2026

I’ll definitely need a business plan and a marketing strategy.

From "South of Somewhere" by Kalena Miller

Vocabulary lists containing definitely

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