延安 Traditional form: 延安 Pinyin (reading): Yán'ān Definitions: see 延安市 ( Yán'ān Shì) Characters: 延 - to defer, to delay, to postpone; to extend, to prolong; surname 安 - peaceful, tranquil, quiet Traditional characters: 延 - to defer, to delay, to postpone; to extend, to prolong; surname 安 - peaceful, tranquil, quiet