ca.tas.tro.phism

n.（名詞）
Geology The doctrine that major changes in the earth`s crust result from catastrophes rather than evolutionary processes.
【地質(zhì)學】 災變說：一種認為地殼的重大變化是源于災難而非進化過程的學說
The prediction or expectation of cataclysmic upheaval, as in political or social developments.
巨變的預測：如在政治或社會發(fā)展中對劇烈變動的預測或預期

【引伸】
catas.trophist
n.（名詞）