Jan 17, 2026 · Adjective unprecedented (not comparable) Never before seen, done, or experienced; without precedent.

Definition of unprecedented adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

UNPRECEDENTED definition: without previous instance; never before known or experienced; unexampled or unparalleled. See examples of unprecedented used in a sentence.

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unprecedented, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary

From Longman Dictionary of Contemporary English un‧pre‧ce‧dent‧ed /ʌnˈpresɪdentɪd/ AWL adjective never having happened before, or never having happened so much He took the unprecedented step …

The meaning of UNPRECEDENTED is having no precedent : novel, unexampled. How to use unprecedented in a sentence.

If something is unprecedented, it has never happened before. Such a move is rare, but not unprecedented.

UNPRECEDENTED definition: 1. never having happened or existed in the past: 2. never having happened or existed in the past…. Learn more.

Climate risk assessment: Charleston County, South Carolina - Woodwell

UNPRECEDENTED definition: 1. never having happened or existed in the past: 2. never having happened or existed in the past…. Learn more.

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