Definition of pan-Europeanism in English:
pan-Europeanism
noun ˌpanjʊərəˈpiːənɪz(ə)mˌpanjɔːrəˈpiːənɪz(ə)m
Close cooperation between the countries of Europe; advocacy of such cooperation.
Origin
Early 20th century; earliest use found in The Atlantic Monthly. From pan- + Europeanism, after pan-European.