Printed to a sufficient visual standard to be sent as a letter.

Describing printed material that is good enough for preliminary use but not good enough to be sent out. Now somewhat obsolete due to advances in printer technology; at one time many printers offered a choice between fast draft-quality and better appearing letter-quality.

A numerical description of the flatness or roughness of a surface, especially an optical or machined surface.

(phonetics) phonation

A control, such as inspection or testing, introduced into an industrial or business process to ensure quality.

A system in which the delivery of a service or the quality of a product is assessed, and compared with that required.

The general well-being of something or someone.

Of the highest quality; extremely good

Of very good quality.

comparative form of high-quality: more high-quality