Imperfectum
Appearance
Imperfectum (Latin "unfinished" or "incomplete") may mean:
- Imperfect, a verb form
- Opus Imperfectum, an early Christian commentary on the Gospel of Matthew
- in the Middle Age theory of music
- for tempi - tempus imperfectum and tempus imperfectum diminutum - see Mensural notation
- for consonances see Consonance and dissonance#Antiquity and the middle ages