to affect or change how someone thinks or behaves to influence essential; most important vital the act of convincing someone to do something persuasion a way of thinking about or doing something an approach to end a speech, presentation, meeting, etc. to conclude to be helped by something or someone to benefit thinking about something in a logical, sensible way reasoning a collection of numbers which show facts or measurements statistics https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_default.swf