世界级 Traditional form: 世界級 Pinyin (reading): shìjièjí Definitions: world-class Characters: 世 - generation, era, age; world 界 - boundary, limit; domain; society, the world 级 - level, rank; class, grade Traditional characters: 世 - generation, era, age; world 界 - boundary, limit; domain; society, the world 級 - level, rank; class, grade