Of or producing clear, highly readable, sharply defined printed characters.
A letter-quality computer printer.
Of or producing printed characters similar in quality and clarity to typewritten characters.
An evaluation of the print quality of an electric typewriter, indicating suitability for business correspondence. Relevant in the past, laser printers and most inkjet printers have long achieved this standard. See NLQ.
Good enough to be sent as a letter, a term used to describe the niceness of a printed text. Now somewhat obsolete due to advances in printer technology, a legacy of a time many printers offered a choice of faster draft-quality and a better appearing letter-quality.