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  

/ -tjən, ˈrɛnt-, ˈrɒntɡən, ˈrœntɡən /

noun

1. a variant spelling of (Wilhelm Konrad) Roentgen

---

röntgen ² British  

/ ˈrɒntɡən, -tjən, ˈrɛnt- /

noun

1. a variant spelling of roentgen

---

Example Sentences

"There has been an intense debate about the origin of the strange properties of water for over a century since the early work of Wolfgang Röntgen," explains Anders Nilsson.

From Science Daily • Mar. 29, 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

At first, he had no idea why, but he soon learned that a physicist in Germany, Wilhelm Röntgen, had accidentally discovered that Crookes tubes emit mysterious penetrating rays.

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

Repeated mild exposures to the Röntgen rays have a favorable influence in some instances.

From Essentials of Diseases of the Skin Including the Syphilodermata Arranged in the Form of Questions and Answers Prepared Especially for Students of Medicine by Stelwagon, Henry Weightman