The quality of being very good or of a high standard. The fineness of the fabric made it highly sought after by designers.
The degree to which a substance, especially a metal, is pure. The jeweler assessed the fineness of the gold before setting the price.
The quality of being delicate or subtle. The fineness of her features was admired by everyone at the gallery.
A measure of the thinness of fibers or the coarseness of particles or grains, expressed by weight-per-length or other standardized indices. Engineers tested the fineness of the cement powder to ensure it met the project’s specifications.