French organ composers cultivated four major genres: masses, hymns, suites and noëls. Noëls are variations on Christmas carols, whereas the first three genres were all realized as collections of brief pieces in various characteristic forms. Such forms included the following:[1]
Additionally, a number of standard registrations may be indicated by the following designations:
The designations dessus, taille and basse stand for "soprano", "tenor" and "bass", respectively.[2] A rarely used type of voicing is haute-contre (or haulte contre), "high tenor". Such designations are used to point to the position of the solo stop in a récit (see examples above), or of the chant melody in a setting (i.e. the title Kyrie en basse indicates that the chant itself is in the bass).