The crossword solution for the term 'It Might Just Be A Mirage' is OASIS, which is a five letter word. An OASIS is an area in a desert or other arid region that has a source of water and vegetation, making it a lush and green area in comparison to its surroundings. The phrase 'It Might Just Be A Mirage' is often used to describe something that appears to be real but is actually not, much like an OASIS in the desert.