aeonian

ae·o·ni·an

E0170800 (ē-ō′nē-ən)adj. Variant of eonian.

(iːˈəʊnɪən) or

adjeverlasting

(iˈoʊ ni ən)

adj. eternal; everlasting. [1755–65; < Greek aiṓni(os) (adj. derivative of aiṓn eon) + -an¹]

Thesaurus

Adj.	1.	aeonian - of or relating to a geological eon (longer than an era)eonian
	2.	aeonian - continuing forever or indefinitely; "the ageless themes of love and revenge"; "eternal truths"; "life everlasting"; "hell's perpetual fires"; "the unending bliss of heaven"eternal, everlasting, perpetual, unceasing, unending, ageless, eonianlasting, permanent - continuing or enduring without marked change in status or condition or place; "permanent secretary to the president"; "permanent address"; "literature of permanent value"