1) Ape-man 
• (n.) an animal of this genus. • (n.) A genus consisting of an primate (P. erectus) apparently intermediate between man and the existing anthropoid apes, known from bones of a single individual found in Java (hence called Java man) in 1891-92. These bones include a thigh bone of the human type, two molar teeth intermediate between those ...
former genus name assigned to fossil hominids including Java man (q.v.) and Peking man (q.v.), both now classified as Homo erectus.
Pith`e·can·thro'pus noun [ New Latin ; Greek ... ape + ... man.] 1. A hypothetical genus of primates intermediate between man and the anthropoid apes. Haeckel. 2. A genus consisting of an primate ( P. erectus ) apparently intermediate between man and the existing a...
[n] - former genus of primitive apelike men now Homo erectus
Pithecanthropus (s), Pithecanthropi (pl) 1. A former genus of extinct hominids whose members have now been assigned to the proposed species Homo erectus.2. A hypothetical extinct primate intermediate between mankind and anthropoid apes.
Pithecanthropus erectus noun former genus of primitive apelike men now Homo erectus