Pronunciation: (en'ē-ad"),[key] —n. 1. a group of nine persons or things.
2. Egyptian Religion. a. (cap.) a group of nine related deities, including Osiris, Isis, and Set, whose lineage and functions were arranged and explained by the theologians of Heliopolis.
b. any group of deities arranged in a similar way, often more or less than nine in number.