epochal

1. Of or pertaining to an epoch.

2. (переносно)Highly important or significant; monumental, epoch-making.

   epochal

   highly significant or important especially bringing about or marking the beginning of a new development or era

1. The fall of the Berlin Wall was really an epochal event.

   ruПадение Берлинской стены было действительно эпохальным событием. — Selena777

   deDer Fall der Berliner Mauer war wahrhaftig ein historisches Ereignis. — Sudajaengi

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2. When the first planets outside our Solar System were discovered recently, it was an epochal event.

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3. Pope Francis has told the world's oil executives that a transition to less-polluting energy sources "is a challenge of epochal proportions."

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