(a.) Between or among nations; pertaining to the intercourse of nations; participated in by two or more nations; common to, or affecting, two or more nations.
(a.) Of or concerning the association called the International.
(n.) The International; an abbreviated from of the title of the International Workingmen's Association, the name of an association, formed in London in 1864, which has for object the promotion of the interests of the industrial classes of all nations.