Meaning & use

X-ray

noun, verb·Academic

Last updated

UK/ˈeks reɪ/
US/ˈeks reɪ/

Meanings

  1. nouncountable

    A type of high-energy radiation that can pass through soft tissue and is used to make pictures of the inside of the body or objects.

    Grammar: Countable: one image is an X-ray, and the radiation itself is also called X-ray or X-rays.

    Patterns

    • have an X-ray
    • take an X-ray of something
    • an X-ray shows something

    The doctor looked at the X-ray and saw a small crack in the bone.

    She had an X-ray on her knee after the fall.

    The airport uses X-rays to check what is inside passengers' bags.

  2. nouncountable

    A photograph or image made using this radiation, especially of part of a person's body.

    Grammar: Countable; often used with have or take: have an X-ray, take an X-ray.

    Patterns

    • take an X-ray
    • have an X-ray taken
    • an X-ray of someone's chest

    The dentist took an X-ray of my back teeth.

    The X-rays showed that nothing was broken.

    He kept the X-ray of his broken arm as a souvenir.

  3. verbtransitive

    To photograph or examine something using X-ray radiation.

    Grammar: Takes an object: X-ray a patient, X-ray the suitcase.

    Patterns

    • X-ray something
    • X-ray a patient

    The technician will X-ray your arm to check for breaks.

    All luggage is X-rayed before it goes on the plane.

    They X-rayed the painting to see what was hidden under the surface.

Word forms

pluralX-rays
third person singularX-rays
past tenseX-rayed
past participleX-rayed
-ing formX-raying

Common combinations

chest X-ray
The clinic gave him a chest X-ray before the operation.
X-ray machine
The X-ray machine at the airport beeped when my bag went through.
X-ray image
The X-ray image clearly showed the shape of the metal key.
take an X-ray
The nurse took an X-ray of his ankle.
X-ray radiation
Too much X-ray radiation can be harmful, so the staff stand behind a screen.

Synonyms and how they differ

radiograph
A technical word for the image itself; use X-ray in everyday speech and radiograph in medical reports.
scan
A general word for many kinds of body images, including MRI and CT; an X-ray is one specific type.

Word family

X-rayed adjective
Having been photographed with X-rays, as in an X-rayed suitcase.
X-raying noun
The act of examining something with X-rays.

Commonly confused: X-ray or ultrasound?

X-ray vs ultrasound

Ultrasound uses sound waves, not X-rays, and is often chosen for pregnant women because it does not use radiation.

Practice

The doctor asked the nurse to ___ my shoulder to see if the bone was broken.

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