Unprecedented
ahd-5
adjective.
Having no previous example.
The Century Dictionary and Cyclopedia
Having no precedent or example; unexampled.
the GNU version of the Collaborative International Dictionary of English
adjective.
Having no precedent or example; not preceded by a like case; not having the authority of prior example; novel; new; unexampled.
Wiktionary, Creative Commons Attribution/Share-Alike License
adjective.
Never before seen or done, without
precedent
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
having no precedent; novel
Word Usage
"The word "unprecedented" really does not adequately describe the Fed's intervention to rescue financial institutions."
Equivalent
new
unexampled
Same Context
Words that are found in similar contexts
astound
dramatic
extraordinary
inexplicable
prodigious
Synonym
Words with the same meaning
beguiling
bewildering
enigmatic
exceptional
extraordinary