Definitions:

1. A form of electromagnetic radiation that has a higher energy level than visible light. NOUN
   • She had an x-ray to see if any of her ribs were broken.
2. A type of radiation that can go through many solid substances, allowing hidden objects such as bones and organs in the body to be photographed. NOUN
   • The tumor showed up on the x-ray.
3. An imaging study that uses safe levels of radiation to take pictures of bones and soft tissues inside the body. NOUN
   • The x-ray showed a slight irregularity in one lung.

Synonyms:

• radiogram
• radiograph
• radiography
• roentgen ray
• roentgenogram
• x-radiation
• X-ray