aeonian

adjective
ae·o·ni·an | \ ē-ˈō-nē-ən \
variants: or aeonic \-ˈä-nik \

Definition of aeonian 

: lasting for an immeasurably or indefinitely long period of time … the whole universe is a realm of aeonian conflicts, slow and mighty … —Gilbert Highet

First Known Use of aeonian

1761, in the meaning defined above

History and Etymology for aeonian

aeonian, from Greek aiṓnios "lasting an age, perpetual" (derivative of aiṓn eon) + -an entry 2; aeonic from eon + -ic entry 1

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Dictionary Entries near aeonian

aeolotropy

Aeolus

aeon

aeonian

aeonium

Aepiornis

Aepyceros

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The first known use of aeonian was in 1761

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