The term Ray is a linguistic chameleon, serving as a disambiguation page that spans biology, physics, entertainment, and geography. In science, it describes cartilaginous fish like stingrays, the bony spines on ray-finned fish, the geometric half-line, and the idealized path of light in optics. In pop culture, it brings to mind the 2004 biographical film Ray about legendary musician Ray Charles, a Japanese manga/anime series, and the DC Comics superhero The Ray. Geographically, it names towns in the US and Iran, while in sports and business, it is famously linked to the Tampa Bay Rays baseball team and Japanese wheel manufacturer Rays Wheels. Finally, it appears as a common given name and surname, a South Korean city car (Kia Ray), and two US Navy submarines (USS Ray), highlighting its incredible versatility.