Sedgwick, Adam, 1785–1873, English geologist. He was a professor at Cambridge from 1818. His most important work was a study, made with R. I. Murchison, of the rock formation of Devonshire, which they named the Devonian system. Sedgwick also introduced the term Cambrian.
See J. W. Clark and T. M. Hughes, The Life and Letters of the Rev. Adam Sedgwick (2 vol., 1890).
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
More on Adam Sedgwick from Fact Monster:
See more Encyclopedia articles on: Geology and Oceanography: Biographies