Akademik

canonical hour
noun
(Roman Catholic Church) one of seven specified times for prayer
Topics: ↑Roman Catholic, ↑Western Church, ↑Roman Catholic Church, ↑Church of Rome, ↑Roman Church
Hypernyms: ↑hour, ↑time of day
Hyponyms:
matins, ↑morning prayer, ↑prime, ↑terce, ↑tierce, ↑sext, ↑nones, ↑vespers, ↑evensong, ↑compline, ↑complin

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noun
1. : any of certain stated times of the day appointed by various churches for the offices of prayer and devotion — see compline, laud, matins, none, prime, sext, tierce, vesper
2. : any of the hours of the period from 8 a.m. to 3 p.m. before and after which marriage cannot be legally performed in any parish church in England
3. : an appropriate or climactic hour or time

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Eccles. any of certain periods of the day set apart for prayer and devotion: these are matins and lauds, prime, tierce, sext, nones, vespers, and compline.
[1400-50; late ME]

Useful english dictionary. 2012.