Latin Phrases and Terms Used in Medicine Most musical terms used in modern sheet music are Italian. Interestingly, there is a good number of Latin words that are used in musical terminology. Many go as far back as the Middle Ages. This is not a complete list, but someone might find it helpful. Ad libitum - (performed) at one's will Avena - a reed Bis - twice Breve - "short" Chorus - a company of singers, a refrain of a song Clausula Primaria or Principalis - the principal close Coda - literally "tail" Fistual Panis - Pan's flute Fistula dulcis - a common flute Fistula Germanica - a German flute Fluta - flute Foramina - holes of a flute or a similar instrument Fuga - fugue, a contrapuntal composition in two or more voices Genus - "a kind" Genus melodiae - "kind of melody" Major - "larger", "greater" Manu -ductor - "a hand -leader", formerly applied to an individual who led a body of performers by beating time with his hand Neumae - divisions or running passages Organorum intabulaturae - a term for compositions expressly intended for the organ Passiones - Latin for "Passion Music" Precentor - leader of a choir Quatour - synonymous with quartetto Retro - back, backward Sub - under Tacet - "is silent" Tenebrae - a musical service in commemoration of the darkness which attended the crucifixion of Christ Tintinnabula - little bells Voc acuta - a high voice Vox gravis - a low voice