Duyckinck, Evert Augustus (dĪˈkĭngk) [key], 1816–78, American editor and biographer, b. New York City, grad. Columbia, 1835. From 1840 to 1842 he edited Arturus, a Journal of Books and Opinion, and from 1848 to 1853, with his brother George Long Duyckinck (1823–63), he owned and edited the Literary World, the best literary weekly of the period. With his brother he also edited and prepared much of the copy for the Cyclopedia of American Literature (2 vol., 1855), which he revised and enlarged in 1866 and which was a standard work in its time.