a type of radiation that can pass through solid objects and make it possible to see inside or through them
Example:
- an X-ray machine (= one that produces X-rays)
a photograph made by X-rays, especially one showing bones or organs in the body
Example:
- a chest X-ray
- The doctor studied the X-rays of her lungs.
- The dentist took an X-ray of my jaw.
- The X-ray showed a crack in one rib.
a medical examination using X-rays
Example:
- I had to go for an X-ray.
- The result of the X-ray gave no cause for concern.