里约 Traditional form: 里約 Pinyin (reading): Lǐyuē Definitions: Rio abbr. for 里約熱內盧/里约热内卢 ( Lǐyuērènèilú) Characters: 里 - unit of distance equal to 0.5km; village; lane 约 - treaty, covenant, agreement Traditional characters: 里 - unit of distance equal to 0.5km; village; lane 約 - treaty, covenant, agreement