definitely

[ def-uh-nit-lee ]

adverb

1. in a clear and definite manner; unambiguously.
2. unequivocally; positively.

   Synonyms: certainly, absolutely

interjection

1. (used to express complete agreement or strong affirmation):

   Are you starting your diet tomorrow? Definitely!

definitely

/ ˈdɛfɪnɪtlɪ /

adverb

1. in a definite manner
2. sentence modifier certainly

   he said he was coming, definitely

sentence substitute

1. unquestionably: used to confirm an assumption by a questioner

Word History and Origins

Origin of definitely¹

First recorded in 1575–85; definite + -ly

Synonym Study

See clearly.

Related Words

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