Noun

• S: (n) notation, notational system (a technical system of symbols used to represent special things)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) writing (letters or symbols that are written or imprinted on a surface to represent the sounds or words of a language) "he turned the paper over so the writing wouldn't show"; "the doctor's writing was illegible"
• derivationally related form