Superfine (adjective)

1. Of an extremely high or superior quality.
2. Extremely fine in texture or grain.
3. Extremely thin or delicate.

Origin:

From the prefix super- meaning above, beyond, in addition to and fine meaning of high quality, delicate, or thin.

Examples:

1. The silk was superfine.
2. The sugar was superfine.
3. The paper was superfine.
4. The wine was of superfine quality.
5. The fabric was superfine and expensive.