'Consuetudinal' definitions:

Definition of 'consuetudinal'

noun

A manual describing the customs of a particular group (especially the ceremonial practices of a monastic order) [syn: consuetudinary, consuetudinal]

From: GCIDE

Consuetudinal \Con`sue*tu"di*nal\, a. [LL. consuetudinalis.] According to custom; customary; usual. [R.] [1913 Webster]