信息xìnxī 1.音信;消息{information; news; message}: 数月来一直没有得到有关他的～。{For months, we haven't had any information about him.} 2.信息论中指用符号传送的报道,报道的内容是接收符号者预先不知道的。{(of information theory) information transmitted by signals with the content not previously known to the recipient}