unparalleled

unparalleled /ˌʌnˈperəˌlɛld/ adjective
unparalleled
/ˌʌnˈperəˌlɛld/
adjective
Britannica Dictionary definition of UNPARALLELED
formal
1 
: not found elsewhere : never seen or experienced before : unique
2 
: having no equal : better or greater than anyone or anything else