hebdomad

Meaning

Noun

• A group of seven.
• A period of seven days; a week.
• A group of seven world-creating archons (supernatural beings) often regarded as somewhat hostile; also, a term of address for the demiurge.

Origin

• From Late Latin hebdomada ("number seven; group of seven; seven days"), hebdomas, from Ancient Greek ἑβδομάς ("group of seven, especially seven days or seven years"), from ἑπτά + -ᾰ́ς. The word is cognate with French hebdomadaire, hebdo, hebdomadairement, Portuguese hebdomadário ("weekly periodical"), Spanish hebdomadario ("weekly; weekly periodical; hebdomadary").