See Also: hebdomad(medicine)
hebdomad(dictionary)

hebdomad (iou)



hebdomad noun. . M16.
[Late Latin from Greek hebdomas, -ad-, the number seven, period of seven days, from hepta seven: see -AD1, -ADE.]
The number seven viewed collectively; a group of seven. M16-M19.
The space of seven days, a week, esp. with ref. to Daniel 9:24-7. E17.
In Gnosticism etc., a group of seven superhuman beings. Also, a title of the Demiurge. M19.