Notate means to mark, record, or annotate something with signs or symbols based on a particular system or notation. Synonyms for notate include jot down, write, scribble, inscribe, record, document, make a note of, register, chronicle, log, mark, index, catalogue, chart, note, memorialize, sketch, draw, and outline. All these words are used interchangeably but have different shades of meanings, usage, and implications. Notate mostly refers to marking or annotating music, scores, texts, or technical data using a formal system of notation, while other synonyms have broader and more general applications in various contexts.