Definition, Meaning & Synonyms

unheard-of

adjective
/ʌnˈhɜːrd əv/
Definition
Something that is so unusual, extraordinary, or surprising that it has never been known or experienced before.
Examples
  • It was an unheard-of achievement for a team of rookies to win the championship.
  • The sudden drop in temperatures was unheard-of for this time of year.
Meaning
The term ‘unheard-of’ refers to something that is not known or familiar to anyone; it signifies a level of rarity or unprecedented nature.
Synonyms
  • Unprecedented
  • Remarkable
  • Unusual