ALEPH Meaning of ALEPH in English 1. < language > A Language Encouraging Program Hierarchy . 2. A system for formal semantics written by Peter Henderson ca. 1970. [CACM 15(11):967-973 (Nov 1972)]. (1994-12-15) FOLDOC computer English dictionary. Английский словарь по компьютерам FOLDOC. 2012