English

Definition of X-ray noun from the Oxford Advanced Learner's Dictionary

     

    X-ray

     noun
    noun
    BrE BrE//ˈeks reɪ//
     
    ; NAmE NAmE//ˈeks reɪ//
     
    Operations, Medical examinations
     
    jump to other results
  1. 1[usually plural] a type of radiation that can pass through objects that are not transparent and make it possible to see inside or through them an X-ray machine (= one that produces X-rays) See related entries: Medical examinations
  2. 2a photograph made by X-rays, especially one showing bones or organs in the body a chest X-ray The doctor studied the X-rays of her lungs. to take an X-ray Wordfinderbiopsy, diagnose, examine, sample, scan, swab, symptom, test, ultrasound, X-ray See related entries: Medical examinations
  3. 3a medical examination using X-rays I had to go for an X-ray. See related entries: Operations, Medical examinations
  4. Word Origintranslation of German X-Strahlen (plural), from X- (because, when discovered in 1895, the nature of the rays was unknown) + Strahl ‘ray’.Extra examples The X-ray showed a crack in one rib. The dentist took an X-ray of my jaw. The result of the X-ray gave no cause for concern.
See the Oxford Advanced American Dictionary entry: X-ray

Other results

All matches