Shoot a ray is a term used to describe the process of using a laser to emit a beam of light. The term is often used in the context of medical treatments, such as laser eye surgery, or in industrial applications, such as welding. The crossword solution for this term is LASE, which is an acronym for Light Amplification by Stimulated Emission of Radiation. This is the scientific name for the process of using a laser to create a beam of light.