/rɪˈmaɪndər/ [n. ~ (of sb/sth) | ~ (that…)] something that makes you think about or remember sb/sth, that you have forgotten or would like to forget 引起回忆的事物；提醒人的事物 The sheer size of the cathedral is a constant reminder of the power of religion. The incident served as a timely reminder of just how dangerous mountaineering can be. This is a reminder of the rich history of American cinema. [n.] letter or note informing sb that they have not done sth （告知该做某事的）通知单，提示信