The term 'Field of Combat' can be summarized as an area or ARENA where combat takes place. This could refer to a physical location, such as a battlefield, or a metaphorical space, such as a competition or debate. The crossword solution for this term is 'ARENA', which is a large, enclosed space used for public events, such as sports games, concerts, and theatrical performances. It can also be used to refer to any situation or environment in which a conflict or competition takes place.