noun Download 🔗Share Any set of four different pitch classes. Examples : "To help her remember the notes, the music teacher explained that scales are often constructed from two tetrachords separated by a whole step. " music sound technical math Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A series of four sounds, forming a scale of two-and-a-half tones. Examples : "In music class, we learned how ancient Greek scales were built from tetrachords, groups of four notes spanning two and a half tones. " music sound Chat with AIVocabulary GamePractice Reading
