What is "hebdomad"

Hebdomad \Heb"do*mad\, n. [L. hebdomas, -adis, Gr. "ebdoma`s the number seven days, fr. ? seventh, ? seven. See Seven.] A week; a period of seven days. [R.]
--Sir T. Browne.

n. 1 A group of seven. 2 A period of seven days, a week. 3 (context gnosticism English) A group of seven superhuman beings.

n. any period of seven consecutive days; "it rained for a week" [syn: week]

Hebdomad may refer to:

• On Hebdomads, a work of the Hippocratic Corpus
• Hebdomad, a term used by Neoplatonist philosophers such as Iamblichus and Proclus in reference to the intellect
• The Hebdomad, the seven world-creating archons in most Gnostic systems: see Archon (Gnosticism)#Hebdomad
• On Hebdomads (De hebdomadibus), a work of the Neoplatonist Boethius commented upon by Thomas Aquinas, in which the hebdomads are common mental conceptions or axioms
• The Celestial Hebdomad, the archons who make up the ruling council of Mount Celestia in Dungeons & Dragons