Definitions

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.

“I feel like I’m definitely running against major institutional forces, but that’s how it is,” state Sen. Scott Wiener told me recently.

From Los Angeles Times • Jun. 8, 2026

Ronaldo in what is definitely, undoubtedly their last World Cup as players.

From The Wall Street Journal • Jun. 8, 2026

"There's definitely a pressure to have a good shirt and choose the right design, but it's a good memory as it's your last day of secondary school," Aarushi said.

From BBC • Jun. 6, 2026

“We have another game in two days, then the next four or five games are definitely winnable, so carry over the positives from this game.”

From Los Angeles Times • Jun. 6, 2026

We were both silent, stumped for a minute because yeah, Sandy June’s was definitely a special place, but was it . . . magical?

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith

Vocabulary lists containing definitely

Commonly Misspelled Words, List 2

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Commonly Confused Words, List 2

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SHSAT: Language of the Test

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