the.com/unique
One of one, no second place, no comparative—either it is or it isn't.
means Being the only one of its kind, with no equal or duplicate anywhere.
from From Latin unicus, meaning single or sole, born of unus, one—the loneliest number with the strongest claim.
No degreesGrammatically, nothing can be very or quite unique.
Rare cousinShares its unus root with union and unicorn.
Common misuseUsually means unusual, which has plenty of company.