Noun

• S: (n) eon, aeon (the longest division of geological time)
• part meronym
• has instance
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• S: (n) eon, aeon (an immeasurably long period of time) "oh, that happened eons ago"
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• W: (adj) eonian [Related to: eon] (continuing forever or indefinitely) "the ageless themes of love and revenge"; "eternal truths"; "life everlasting"; "hell's perpetual fires"; "the unending bliss of heaven"
• S: (n) eon, aeon ((Gnosticism) a divine power or nature emanating from the Supreme Being and playing various roles in the operation of the universe)