1. A version of JPLDIS ported to CP/M by Wayne Ratliff around 1980. VULCAN evolved into dBASE II. 2. The dBASE-like interpreter and compiler sold by RSPI with their Emerald Bay product. [Same as 1?] 3. An early string manipulation language. ["VULCAN - A String Handling Language with Dynamic Storage Control", E.P. Storm et al, Proc FJCC 37, AFIPS, Fall 1970]. 4. A concurrentobject-oriented {Logic programming} language implemented as a {preprocessor} for FCP by Kahn et al at Xerox PARC. ["Vulcan: Logical Concurrent Objects", K. Kahn et al in Research Directions in Object- Oriented Programming, A.B. Shriver et al eds, MIT Press 1987]. (2004-09-01)