Libretto - A book of text containing the words of an opera. Ligature - Curved line connecting notes to be sung or played as a phrase. Madrigal - A contrapuntal song written for at least three voices, usually without accompaniment. Maestro - Refers to any great composer, conductor, or teacher of music. Major - One of the two modes of the tonal system.
Music written in major keys have a positive affirming character.
Originally the march was used for military processions. Measure - The unit of measure where the beats on the lines of the staff are divided up into two, three, four beats to a measure. Medley - Often used in overtures, a composition that uses passages from other movements of the composition in its entirety. The voice between soprano and alto. Also, in sheet music, a direction for the tempo to be played at medium speed.