1. The LeLisp Version 16 OBject System. Also used in EuLisp. The oBject-orientedcore of EuLisp. Incorporates ideas from CLOS, OBjVLisp and OakLisp. Total merging of types with classes and message-passing with normal function application. 2. A Pascal-Based AI language. ["Design Rationale for TELOS, a Pascal-Based AI Language", Travis et al, SIGPLAN Notices 12(8) (Aug 1977)].