In the simplest cases the canto fermo has notes of equal length and is unbroken in flow.
The morning service closed at half-past one with a hymn in canto fermo.
Choral music in all ages has tended to consist largely of counterpoint on a canto fermo (see Contrapuntal Forms).
I send you a specimen of the mode in which they render the canto fermo, regardless both of the words and the sense.
In life we have destiny from which there is no escape; in counterpoint we have the canto fermo of which not a note may be altered.
In the very sound of it there is a canto fermo; it proceeds as by a chant.