unprecedented definition, meaning - what is unprecedented in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “unprecedented”

See all translations

unprecedented

adjective uk   /ʌnˈpres.ɪ.den.tɪd/  us   /-t̬ɪd/
C2 never having happened or existed in the past: This century has witnessed environmental destruction on an unprecedented scale.
More examples
(Definition of unprecedented from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of unprecedented?
Add Cambridge dictionaries to your browser to your website

Definitions of “unprecedented” in other dictionaries

Word of the Day

paradox

a situation or statement that seems impossible or is difficult to understand because it contains two opposite facts or characteristics

Word of the Day

What’s All The Commotion About? (Words to describe sounds)

by Kate Woodford,
May 20, 2015
​​​ In this post we look at a range of words and phrases that we use to describe noise and the absence of noise. Starting with complete quiet, we sometimes use the noun hush to describe silence: A hush fell over the room as the bride walked in./There was a deathly hush (=complete

Read More 

plyscraper noun

May 18, 2015
a skyscraper made mainly from wood The development of engineered timber could herald a new era of eco-friendly ‘plyscrapers’. Christchurch welcomed its first multistorey timber structure this year, there are plans for Vancouver, and the talk is China could follow

Read More