Meanings of potentially cataclysmic in English

She's thrown together with Jerry by the unknown authority toward toward their potentially cataclysmic end point.

And that risk was really potentially cataclysmic.

Instead, U.S. officials have to rely on foreign governments' assurances that the potentially cataclysmic stuff is safe.

Thanks to Mason's early diagnosis and the Times' responsible publishing, a potentially cataclysmic genetic disas- ter was averted.

The risk, though, is that it reintroduces the risk of a potentially cataclysmic confrontation between two leaders who have yet to define their relationship.