A
member of a chapter or convent, whose week it is to officiate in the choir, and perform another services, which, on
extraordinary occasions, are performed by the superiors.
Origin: LL. Hebdomadarius: cf. F. Hebdomadier.
Consisting of
seven days, or occurring at intervals of
seven days; weekly.
Origin: L. Hebdomadalis, LL. Hebdomadarius: cf. F. Hebdomadaire.
Source: Websters Vocabulary