The crossword solution for the term 'Baba in a Cave' is ALI, which is a three-letter word. ALI is a common name of Arabic origin and is also used as a title for certain spiritual leaders. In the story of Ali Baba and the Forty Thieves, Ali Baba is a poor woodcutter who discovers a secret cave filled with treasure. The cave is guarded by a magical door that can only be opened with the phrase 'Open Sesame'.