negativenegativenegatives2nouna piece of film that we use to make a photograph. On a negative, dark things are light and light things are dark.negativenegativenegatives1adjective1bad or harmful: The whole experience was definitely more positive than negative.oppositepositive2only thinking about the bad qualities of somebody or something: If you go into the match with a negative attitude, you'll never win.oppositepositive3using words like ‘no’, ‘not’ and ‘never’: ‘I don't like British food’ is a negative sentence.