pan- Look up pan- at Dictionary.com
prefix meaning "all, whole, all-inclusive," from Gk. pan-, combining form of pas (neut. pan, masc. and neut. gen. pantos) "all," of unknown origin. Commonly used as a prefix in Gk., in modern times often with nationality names, the first example of which seems to have been Panslavism (1846, q.v.). Also panislamic (1881), pan-American (1889), pan-German (1892), pan-African (1900), pan-European (1901), pan-Arabism (1930).