Meaning of the word unprecedented in English

What does unprecedented mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

unprecedented

US /ʌnˈpres.ə.den.t̬ɪd/
UK /ʌnˈpres.ɪ.den.tɪd/
"unprecedented" picture

Adjective

never done or known before

Example:
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The company achieved unprecedented growth last quarter.
•
The storm caused unprecedented damage to the coastal areas.