The three-hour intervals of daytime religious services appointed by canon law. / (Christianity) The divine office or prayers appointed to each of these times of day.

(mathematics) A formalism for a physical theory which is based upon the canonical equations of Hamiltonian dynamics.

plural of canonical form

(Christianity) The obedience, as regulated by the canons, of one ecclesiastic to another of higher rank.

plural of canonical formalism

plural of canonical sequence

(statistical mechanics) The statistical ensemble that represents the possible states of a mechanical system in thermal equilibrium with a heat bath at a fixed temperature.

plural of canonical ensemble

(uncountable) The law of the church, religious law. / (countable) A regulation in church law.

plural of canon law / Religious rules, regulations and edicts.