Ogdoad has 3 different meanings across 2 categories:
Noun · Proper Noun
the cardinal number that is the sum of seven and one
A thing made up of eight parts.
The group of eight primordial deities worshipped at Hermopolis in Ancient Egyptian times: Naunet and Nu, Amaunet and Amun, Kauket and Kuk, and Hauhet and Huh.