eonian
adjUS /iˈoʊniən/ · UK /iːˈəʊnɪən/
Etymology From Ancient Greek αἰώνιος (aiṓnios, “lasting for an age; perpetual; eternal”) + -an, the former from αἰών (aiṓn, “lifetime; aeon; age; generation”) (whence also eon, aeon) + -ιος (-ios, adjective suffix).
1
Of or pertaining to an eon
2
Broadly eon-long, everlasting
- But I should turn mine ears and hear The moanings of the homeless sea, The sound of streams that swift or slow Draw down Æonian hills, and sow The dust of continents to be; […]1850, [Alfred, Lord Tennyson], “Canto XXXV”, in In Memoriam, London: Edward Moxon, […], →OCLC, page 54: