ˈägdōˌad noun
( -s )
Usage: usually capitalized
Etymology: Greek ogdoad-, ogdoas, from ogdoos eighth (from oktō eight) + -ad-, -as, feminine suffix denoting descent from or connection with — more at eight
1. Gnosticism : a group of eight divine beings or of eight aeons
2. Gnosticism : the seat of rule of the higher archon and his son