Definition that contains chao phraya
- ping a river in western Thailand; a major tributary of the Chao Phraya
- nan a river of western Thailand flowing southward to join the Ping River to form the Chao Phraya
- nan river a river of western Thailand flowing southward to join the Ping River to form the Chao Phraya
- ping river a river in western Thailand; a major tributary of the Chao Phraya