This document provides an introduction to semiotic analysis and its application to musical analysis. It defines semiotics as the study of signs and their meanings. Key concepts discussed include the distinction between the signifier and signified, binary oppositions, and the semiotic square as a way to visualize relationships between terms. The document notes that while semiotics has origins in Aristotle and Augustine, it was further developed in the late 19th/early 20th centuries. It provides examples of semiotic analysis and lists several websites for further researching musical semiotics.