pronunc at international I + ˌizəm noun
1.
a. : international character, principles, interests, or outlook
b. : international organization, influence, or common participation
friction between governments is … reduced by administrative internationalism — C.J.Friedrich
c. : cosmopolitanism
internationalism in art
2. : the doctrine or belief that world peace may be attained by the friendly association of all nations on a basis of equality and without sacrifice of national character for the securing of international justice and for cooperation in all matters of worldwide interest
the alternatives of outright nationalism and outright internationalism — Fortune
— compare isolationism
3. : the doctrine or belief of an international political association or party
the internationalism of the socialists found any barriers of race or nationality repugnant — Oscar Handlin