unheard-of

unheard-of synonyms

extraordinary compare unheard-of and extraordinary
strange compare unheard-of and strange
singular compare unheard-of and singular
incredible compare unheard-of and incredible
rare compare unheard-of and rare
fantastic compare unheard-of and fantastic
unusual compare unheard-of and unusual
unimaginable compare unheard-of and unimaginable
remarkable compare unheard-of and remarkable
exceptional compare unheard-of and exceptional
unbelievable compare unheard-of and unbelievable
inconceivable compare unheard-of and inconceivable
uncommon compare unheard-of and uncommon
unthinkable compare unheard-of and unthinkable
unknowable compare unheard-of and unknowable
unlikely compare unheard-of and unlikely
unprecedented compare unheard-of and unprecedented
unique compare unheard-of and unique
odd compare unheard-of and odd
new compare unheard-of and new
exotic compare unheard-of and exotic
improbable compare unheard-of and improbable
astonishing compare unheard-of and astonishing
remote compare unheard-of and remote
miraculous compare unheard-of and miraculous
undiscovered compare unheard-of and undiscovered
unidentified compare unheard-of and unidentified
unordinary compare unheard-of and unordinary
unnamed compare unheard-of and unnamed
unsung compare unheard-of and unsung
unrenowned compare unheard-of and unrenowned
unknown compare unheard-of and unknown
nameless compare unheard-of and nameless
phenomenal compare unheard-of and phenomenal
anomalous compare unheard-of and anomalous
peculiar compare unheard-of and peculiar
prodigious compare unheard-of and prodigious
aberrant compare unheard-of and aberrant
abnormal compare unheard-of and abnormal
staggering compare unheard-of and staggering
alien compare unheard-of and alien
novel compare unheard-of and novel
incomprehensible compare unheard-of and incomprehensible
impossible compare unheard-of and impossible
unexplored compare unheard-of and unexplored
concealed compare unheard-of and concealed
little known compare unheard-of and little known
unfamiliar compare unheard-of and unfamiliar
far-off compare unheard-of and far-off
hidden compare unheard-of and hidden

unheard-of definitions

adj

  • Unknown or known to only few people. 

  • Previously unknown; unprecedented.