周延 Traditional form: 周延 Pinyin (reading): zhōuyán Definitions: exhaustive distributed (logic: applies to every instance) Characters: 周 - Zhou dynasty; circumference 延 - to defer, to delay, to postpone; to extend, to prolong; surname Traditional characters: 周 - Zhou dynasty; circumference 延 - to defer, to delay, to postpone; to extend, to prolong; surname