Cattell n 1: American psychologist (born in England) who developed a broad theory of human behavior based on multivariate research (1905-1998) [syn: {Cattell}, {Ray Cattell}, {R. B. Cattell}, {Raymond B. Cattell}, {Raymond Bernard Cattell}] 2: American psychologist and editor (1860-1944) [syn: {Cattell}, {James McKeen Cattell}]