Letter can mean: Letter (alphabet), a grapheme, part of an alphabet, abjad, abugida, or syllabary Letter, correspondence, a written message Letter (paper size), the letter-size paper Letters can also mean literature, as in arts and letters Letterman, recipient of an award ("letter") given to an interscholastic and/or intercollegiate student of merit in a sport, choir or band (also see varsity letter) Literature Letters, by Cicero, included in Harvard Classics Letters, by Pliny the Younger… (More on Letters)