应用 Traditional form: 應用 Pinyin (reading): yìngyòng Definitions: to put to use; to apply practical; applied (science, linguistics etc) application; practical use (computing) app Characters: 应 - should, must; to respond, to handle; to deal with, to cope 用 - to use, to employ, to apply; use Traditional characters: 應 - should, must; to respond, to handle; to deal with, to cope 用 - to use, to employ, to apply; use