CATASTROPHISM
Source: 567
Ca‐tas″tro‐phism (?), n. (Geol.) The doctrine that the geological changes in the earth's crust have been caused by the sudden action of violent physical causes; — opposed to the doctrine of uniformism.
Source: 567
Ca‐tas″tro‐phism (?), n. (Geol.) The doctrine that the geological changes in the earth's crust have been caused by the sudden action of violent physical causes; — opposed to the doctrine of uniformism.