The term 'cast wide' can be summarized as a phrase that means to spread or distribute something over a large area. This phrase is often used in the context of casting a net, where a wide net is cast in order to catch more fish. It can also be used to describe the dispersal of resources, ideas, or information over a large area. The crossword solution for this term is 'STREW, ' which means to scatter or spread something over an area.