The term 'traverse back and forth' can be summarized as a movement that involves going back and forth between two points. The term is often used to describe a journey or a route, such as a road or a path. It can also be used to describe a repetitive action, such as a pendulum swinging back and forth. The crossword solution for this term is 'CRISS', which is an acronym for 'Cross-Indexed Randomized Search Strategy'. This strategy is used in computer science to search for information in a database.