A display device includes a display area displaying information therein, an information storing unit storing therein a plurality of pieces of predetermined information displayable in the display area, an abbreviation storing unit storing therein an abbreviation corresponding to each of the predetermined information, an information detecting unit configured to detect first information of the predetermined information as a subject to be displayed in the display area, a judging unit judging whether the first information includes a plurality of pieces of information, and a first control unit configured to acquire each of the first information and an abbreviation thereof from the information storing unit and the abbreviation storing unit, respectively, and to display each of the first information and the abbreviation thereof in the display area, in case where it is judged that the first information includes a plurality of pieces of information.