1) Hebdomadary 2) Period 3) Period of time 4) Time period 1) Hebdomadary 2) Weekly 
• (a.) Alt. of Hebdomadary
Synonym for hebdomadary ... A member of a chapter or convent, whose week it is to officiate in the choir, and perform other 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. Hebd...
[adj] - appearing or occurring every seven days
hebdomadal 1. Occurring every seventh day, weekly. 2. Doing duty for a week.
hebdomadary adjective appearing or occurring every seven days; `hebdomadal (or weekly) newspapers`; `hebdomadal meetings`