M
ma - but.

madrigal - a composition for unaccompanied voices. It originated in Italy in the fifteenth century, and was written in from two to eight voices.

maestoso - dignified.

maggiore - the major key.

main droite - right hand.

main gauche - left hand.

major - a diatonic scale with half steps between the third and fourth and between the seventh and eighth tones of the scale. Also, a triad consisting of a major and a minor third.

mancando - dying away.

moniera - manner, style.

mano - the hand.

mano destra - the right hand.

mano sinistra - the left hand.

marcando/marcato - accented.

march - a piece written in simple duple or quadruple time, strongly accented, used for accompanying marching (usually of soldiers).

martellato - strongly marked - hammered.

marziale - in the style of a march.

mazurka - a Polish national dance in moderate 3/4 time, with strong accents on the third beat, and sometimes on the second.

measure - a group of beats between bar lines; also, all the notes between two bar lines.

mediant - the third note of a diatonic scale, and the chord built on that note.

medium - the voices and/or instruments required for the performance of a composition; plural: media.

melisma, melismatic - a melodic passage sung to one syllable of the text; a melodic style of many notes to a syllable.

melody, melodic - consecutive tones; the linear or horizontal element of music.

meter, metric - the measuring of time in music according to a specific number of beats to the measure.

meno - less.

mesto/mestoso - sad, mournful.

mezza/mezzo - medium, half.

mezzo soprano - a female voice lower than a soprano but higher than a contralto.

minacciando - menacing.

minor - a diatonic scale with a half step between the second and third notes of the scale; the upper tetrachord of a minor scale is variable, resulting in natural, harmonic, and melodic forms of the minor scale. A triad consisting of a minor and major third.

minuet (menuet) - a French dance in triple time, usually followed by a TRIO and then repeated. The early minuets were rather dignified and graceful but the later ones became faster and lighter in character.

misterioso - in a mysterious manner.

misurato - in strict, measured time.

mobile - changeable.

moderato - in moderate time.

modality, modal - melody and/or harmony based on one of the church modes.

mode - one of the eight church modes. Also refers to major or minor keys.

modulation - melodic or harmonic progressions which begin in one key and end in another.

molto - very much, a great deal.

monody - early 17-century term for accompanied solo songs.

monophony, monophonic - texture consisting of a single melodic line without accompaniment.

morendo - dying away in time and tone.

mormoroso - with a gentle, murmuring sound.

mosso - movement, motion.

motive - a short melodic and/or rhythmic fragment.

moto - motion (con moto - rather quick).

moto perpetuo - perpetual motion.

movement - the complete and independent part of large works such as sonatas, symphonies, suites.

movimento - impulse, the time of a piece.

multitonality - music which shifts abruptly between two or more remotely related keys without modulation.

musette - a short French dance-tune of pastoral character, with a drone-bass, originally played on a bag-pipe. Found in some Suites usually following a Gavotte.

musicology - the scholarly study of music, especially research in music history.