listen to the pronunciation of epochal
Englisch - Englisch
of or pertaining to an epoch
highly important or significant; monumentous, epoch-making
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"
Belonging to an epoch; of the nature of an epoch
{s} of or pertaining to an age, of an era; momentous