singular

Being only one of a larger population; single, individual.

A singular experiment cannot be regarded as scientific proof of the existence of a phenomenon.

And God forbid that all a company / Should rue a singular manne's folly.

Being the only one of the kind; unique.

She has a singular personality.

The busts[…] of the emperors and empresses are all very scarce, and some of them almost singular in their kind.

Distinguished by superiority: peerless, unmatched, eminent, exceptional, extraordinary.

a man of singular gravity or attainments

Out of the ordinary; curious.

It was very singular; I don't know why he did it.

So ſingular a ſadneſs / Muſt have a cauſe as ſtrange as the effect: […]

Referring to only one thing or person.

A form of a word that refers to only one person or thing.

That which is not general; a specific determinate instance.