no·ta·tion / nōˈtāshən/ • n. 1. a series or system of written symbols used to represent numbers, amounts, or elements in something such as music or mathematics: algebraic notation.2. a note or annotation: he noticed the notations in the margin.3. short for scale of notation (see scale³ sense 2).DERIVATIVES: no·ta·tion·al / -nəl/ adj.

NOTATION. A process or system of representing something audible or abstract by means of graphic symbols, such as musical notation, phonetic notation, or mathematical notation. See ETYMON, PHONETIC TRANSCRIPTION, TRANSLITERATION.