レントゲン

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Common wordJLPTN2Freq.FrequencyTop 50,000

Meanings

abbreviation

Common abbreviation of レントゲン線. Used in medical and everyday contexts to refer to X-ray imaging or the rays themselves.

レントゲンを撮とるto take an X-ray
病びょう院いんで胸むねのレントゲンを撮とった。
I had a chest X-ray taken at the hospital.
〈物もの〉がレントゲンに写うつるfor something to show up on an X-ray
骨こっ折せつがレントゲンにはっきり写うつっていた。
The fracture showed up clearly on the X-ray.
レントゲンで〈事こと〉がわかるto find something out from an X-ray
レントゲンで骨ほねの異い常じょうがわかった。
The abnormality in the bone was discovered from the X-ray.

Ｘ線えっくすせん sense 1
X線 is the more technical/formal term for X-rays, while レントゲン is the everyday abbreviation used especially in medical settings.
レントゲン線せん sense 1
レントゲン線 is the full, formal term for X-rays; レントゲン is its common shortened form used in daily conversation.
透とう視し
レントゲン usually refers to a still X-ray image or the X-ray process itself, while 透視 (in this sense) specifically means viewing the body in real time with continuous X-rays (fluoroscopy).

From German Röntgen, named after Wilhelm Röntgen, the discoverer of X-rays. The unit sense derives directly from the scientist's name.