2 example sentences using seiche.
Seiche used in a sentence
Seiche in a sentence as a noun
So for those, like me, who wanted to know what one of those things was, Wikipedia's got a good page on it under "seiche".
However it appears instead to be the result of a seiche - the earthquake from the meteor sloshing water back and forth, destroying everything.
Seiche definitions
noun
a wave on the surface of a lake or landlocked bay; caused by atmospheric or seismic disturbances