Dictionary
heb•dom•a•dal
Pronunciation: (heb-dom'u-dl), [key]—
adj.
taking place, coming together, or published once every seven days; weekly:
hebdomadal meetings; hebdomadal groups; hebdomadal journals.
—
n.
a weekly magazine, newspaper, etc. Cf.
diurnal (def. 7).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.