Found 2 items, similar to epochal.
English → English (WordNet) Definition: epochal epochal adj : highly significant or important especially bringing about or marking the beginning of a new development or era; “epochal decisions made by Roosevelt and Churchill”; “an epoch-making discovery” [syn: epoch-making]
English → English (gcide) Definition: Epochal Epochal \Ep"o*chal\, a. Belonging to an epoch; of the nature of an epoch. “Epochal points.” --Shedd. [1913 Webster]