English Reference

Word

decidedly

Phoneticsde·cid·ed·ly

US/ˌdɪˈsaɪdədɫi/

UK/dɪsˈaɪdɪdli/

Definitions

01definitely or clearly

B2

adv. in a way that is very clear and leaves no doubt.

adv. in a manner that is definite, clear, and unquestionable; used to intensify an adjective or a situation.

“The weather today is decidedly colder than it was yesterday.”

“The tone of the negotiations became decidedly more hostile after the new evidence was presented to the board.”

Usage

Usually placed before an adjective or at the beginning of a clause for emphasis.

Synonyms

definitelyclearlyunmistakably

Antonyms

doubtfullyslightly

02with determination

C1

adv. in a firm and confident way that shows you have made a final decision.

adv. in a resolute or final manner, indicating that a decision has been made and will not be changed.

“She walked decidedly toward the stage to accept her award.”

“The CEO spoke decidedly about the company's future, leaving no room for further debate among the shareholders.”

Formal

Antonyms

hesitantlyindecisively

Real-World Examples

“There's also a decidedly low-tech solution to a distracting app: Delete it.”
Phys.org · 27 Aug 2026
“That means Windows malware has decidedly fewer problems accessing data used by a separate app.”
Ars Technica · 11 Aug 2026

Etymology

From decided + -ly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

decidedVerbdecidedlyAdverb

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

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