superfine

[ soo-per-fahyn ]

/ ˌsu pərˈfaɪn /

extra fine, as in grain or texture; unusually fine: superfine sugar.

extra fine in quality.

excessively refined; overnice: superfine manners.

Origin of superfine

late Middle English word dating back to 1400–50; see origin at super-, fine¹

Royal 24mo., printed in the best manner on superfine paper (uniform with Moxon's Pocket Editions).

The Swiss Family Robinson; or Adventures in a Desert Island |Johann David Wyss
Superfine flour was $4.12½ in Philadelphia, and coal three cents per bushel.

Old Trails on the Niagara Frontier |Frank H. Severance
Cherami filled them with the superfine chartreuse, and swallowed a glass himself.

Monsieur Cherami |Charles Paul de Kock
It was a white-backed card of superfine texture, gilt-edged, and bore a familiar figure.

Jack O' Judgment |Edgar Wallace

You saw at a glance that he was superfine, but you had no idea how superfine until he opened his mouth.

Mushroom Town |Oliver Onions

superfine

/ (ˌsuːpəˈfaɪn) /

of exceptional fineness or quality

excessively refined

superfineness, noun