bradyseism

noun

bra·​dy·​seism

ˈbrādēˌsīzəm

plural -s

: a slow quiet upward or downward movement of the earth's crust

bradyseismal

¦brādē +

adjective

bradyseismic

" +

adjective

or bradyseismical

" +

Word History

Etymology

brady- + -seism

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