X ray

(noun) electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target. Synonyms: X-ray, X-radiation, roentgen ray.

(noun) a radiogram made by exposing photographic film to X rays; used in medical diagnosis. Synonyms: roentgenogram, X-ray, X-ray picture, X-ray photograph.

(verb) examine by taking x-rays. Synonyms: x-ray.

(verb) take an x-ray of something or somebody. Synonyms: x-ray. Examples: "The doctor x-rayed my chest."