CONSUETUDINARY
consuetudinary, consuetudinal
(noun) a manual describing the customs of a particular group (especially the ceremonial practices of a monastic order)
Source: WordNet® 3.1
Etymology
Noun
consuetudinary (plural consuetudinaries)
A ritual book containing the forms and ceremonies used in the services of a particular monastery, cathedral or religious order.
An unwritten law established by usage, derived by immemorial custom from antiquity.
Adjective
consuetudinary (not comparable)
(legal) Customary; considered law by virtue of the fact that it is generally observed.
Source: Wiktionary
Con`sue*tu"di*na"ry, a. Etym: [LL. consuetudinarius.]
Definition: Customary.
Con`sue*tu"di*na*ry, n.; pl. Consuetudinaries (.
Definition: A manual or ritual of customary devotional exercises.
Source: Webster’s Unabridged Dictionary 1913 Edition