nonpareil

Having no equal; peerless.

A person or thing that has no equal; a paragon.

A small, flat chocolate drop covered with white pellets of sugar.

Having no equal; peerless.

A person or thing of peerless excellence; a nonesuch; something regarded as unique in its kind.

Specifically— In ornithology:

The pointed finch or painted bunting, Passerina or Cyanospiza ciris: so called from its beauty. The top and sides of the head and neck are rich-blue, the back golden-green, the rump and under parts vermilion-red. The female is greenish above, yellowish below. The bird is about 5½ inches long, and common in the South Atlantic and Gulf States, especially Louisiana, where it is sometimes called pape or pope. It is a near relative of the indigo-bird and the lazuli-finch. Also called incomparable.

The rose- or rosella-parrakeet, Platycercus eximius: so called from its beauty. See cut under rosella.

In conchology, a gastropod of the genus Clausilia.

In printing, a size of type, forming about 12 lines to the inch. In the American system of sizes it is intermediate between minion (larger) and agate (smaller); in the English system it is between the sizes emerald (larger) and ruby (smaller). (The type of this paragraph is nonpareil.)