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  • Röntgen
    Röntgen
    noun
    Julius 1855–1932, Dutch pianist, conductor, and composer; born in Germany.
  • röntgen
    röntgen
    noun
    a variant spelling of roentgen

Röntgen

American  
[rent-guhn, -juhn, ruhnt-, rœnt-guhn, roont-khuhn] / ˈrɛnt gən, -dʒən, ˈrʌnt-, ˈrœnt gən, ˈrunt xən /

noun

  1. Julius 1855–1932, Dutch pianist, conductor, and composer; born in Germany.

  2. Wilhelm Konrad Roentgen, Wilhelm Konrad.


Röntgen 1 British  
/ ˈrɒntɡən, ˈrœntɡən, ˈrɛnt-, -tjən /

noun

  1. a variant spelling of (Wilhelm Konrad) Roentgen

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

röntgen 2 British  
/ ˈrɒntɡən, ˈrɛnt-, -tjən /

noun

  1. a variant spelling of roentgen

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Wilhelm Conrad Röntgen discovered X-rays while studying electrical currents flowing through glass tubes.

From Science Daily ● Mar. 14, 2026

It wasn’t until 1895 that a physicist named Wilhelm Röntgen tried something new: He put the hand of his wife, Anna, between a cathode-ray tube and a photographic plate.

From New York Times ● Aug. 2, 2023

Röntgen called these invisible rays X-rays, because he didn’t know exactly what they were.

From Slate ● May 4, 2016

And hadn’t he offered Röntgen advice about constructing the cathode-ray tube used for this discovery, which Röntgen didn’t even have the good grace to acknowledge?

From Scientific American ● Feb. 13, 2015

The diagnosis is only to be made by exclusion, or by the use of the Röntgen rays.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Alexander Miles

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