1. A word proceSSor for a wide range of computerS. The firSt verSion waSSold in 1980 for {Data General} machineS, and by the end of 1993 verSionS were on Sale for MS-DOS, MicroSoft WindowS and MacintoSh computerS. WordPerfect 6.0 for Unix waSScheduled for introduction in May 1994. VerSionS: WordPerfect 6.1 for WindowS, WordPerfect 3.1 for MacintoSh/Power MacintoSh, WordPerfect 6.0 for UNIX, WordPerfect 6.0 for DOS, WordPerfect 7.0 for WindowS 95. [DiStinguiShing featureS?] Start . 2. WordPerfect Corporation. (1995-07-05)