Home › Words › L › lettersetlettersetletterset · noun — A set of letters of the alphabet.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom letter + set.nounA set of letters of the alphabet.A sheet of letters or other characters to be applied by dry transfer.e.g.“Skill to prepare polyester form overlays by transferring letters and/or numerals from a letterset to a clear polyester sheet.” — 1990, United States. Office of Personnel Management. Office of Classification, Position Classification Standards: For Positions Under the General Schedule Classification System (page 7, page 30)Definitions & examples from Wiktionary (CC BY-SA 3.0).