Iambic
Ictus
Idée fixe
Idiophone
Idyl
Ikembe
Imitation
Immer
Imperfect
Imperfect cadence
Impetuoso
Impressionism
Impromptu
Improvisation
In Alt
In Nomine
Incalzando
Incidental music
Incipit
Inconsolato
Inconsonant
Indefinite pitch clef
Inflection
Innocentemente
Inquieto
Instrument
Instrumental melody
Instrumentation
Instruments à percussion
Intabulation
Interlude
Intermède
Intermedio
Intermedium
Intermezzo
Interpretation
Interrupted cadence
Interval
Intonation
Intonazione
Intrada
Introduction
Introit
Invention
Inversion
Inverted flam tap
Inverted mordent
Ionian
Irato
Irish harp
Islancio
Isorhythm
Isorhythmic motet
Istesso
Italian overture
Ite, missa est