Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- Roentgen, Wilhelm Konrad 1845-1923. German physicist who discovered x-rays and developed x-ray photography, revolutionizing medical diagnosis. He won a 1901 Nobel Prize.
WordNet 3.0
- n. a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
- n. German physicist who discovered x-rays and developed roentgenography (1845-1923)
Examples
“The rays producing this glow were not the cathode rays, although ap - parently arising from them, and are what have since been called the Roentgen rays, or X-rays.”
A History of Science: in Five Volumes. Volume III: Modern development of the physical sciences
“Another huge piece of space debris, a 2.6-ton, defunct German telescope called the Roentgen Satellite (ROSAT), will crash back to Earth Saturday or Sunday (Oct. 22 or 23), and the chances it will hit someone are even greater this time around.”
“The decommissioned German X-ray space observatory, called the Roentgen Satellite or ROSAT, will tumble to Earth sometime in early November, but it's still too early to pinpoint exactly when and where debris from the satellite will land, according to officials at the German Aerospace Center.”
“The decommissioned German X-ray space observatory, called the Roentgen Satellite or ROSAT, will likely re-enter Earth's atmosphere sometime between Oct. 22 and 24.”
“In some German-speaking countries they are called Roentgen rays.”
“The German Aerospace Center puts the equivalent odds for Rosat, the Roentgen Satellite, at one in 2,000.”
“René Laennec invented his stethoscope in 1816, not 1819; the discoverer of X-rays, Wilhelm Roentgen, worked in Würzburg, in Bavaria, not Paris, and Joseph Lister was English, not Scottish.”
“Roentgen, MRTs etc are all covered and done whenever necessary.”
“Roentgen studied physics and never expected to discover the x-ray.”
“An instrument for an operating theater, a Roentgen (X-ray) unit, Roentgen photography film and physiotherapy equipment were also among the items.”
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