Dictionary
epochal
adjective ep·och·al \ˈe-pə-kəl, ˈe-ˌpä-kəl\
Definition of EPOCHAL
1
: of or relating to an epoch
2
: uniquely or highly significant : momentous <during his three epochal years in the assembly — C. G. Bowers>; also : unparalleled <epochal stupidity>
— ep·och·al·ly adverb
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First Known Use of EPOCHAL
1685
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