-
- To save this word, you'll need to log in.
: an instrument for detecting the presence and intensity of radiations (such as cosmic rays or particles from a radioactive substance) by means of their ionizing effect on an enclosed gas which results in a pulse that is amplified and fed to a device giving a visible or audible indication
Examples of Geiger counter in a Sentence
Recent Examples on the Web
The laptop crackled like a Geiger counter, reporting unseen traffic overhead.
—Brandon Loomis, The Arizona Republic, 20 May 2024
The answer could be the equivalent of prewar steel in a Geiger counter: data known to be free (or perhaps as free as possible) from generative AI’s touch.
—Rahul Rao, Scientific American, 28 July 2023
The one that most people are familiar with—mostly from movies—is the Geiger counter, which is also known as the Geiger-Muller counter.
—WIRED, 8 Sep. 2023
There were visible-light cameras, ultrasensitive microphones, spectrum analyzers and other sensors, including a Geiger counter, all of it connected to the cloud, where machine-learning algorithms would scan the data for anything unusual.
—Seth Fletcher, New York Times, 24 Aug. 2023
Compton received his Nobel Prize in 1927, shared with a pair of German scientists—one of whom would invent the Geiger counter.
—Brendan McAleer, Car and Driver, 22 July 2023
One of the earliest examples of using sound to represent data is the dosimeter, or Geiger counter.
—Los Angeles Times, 3 Feb. 2023
For decades, neuroscientists have treated the brain somewhat like a Geiger counter: The rate at which neurons fire is taken as a measure of activity, just as a Geiger counter’s click rate indicates the strength of radiation.
—Quanta Magazine, 7 July 2021
The Geiger counter was a mechanical device.
—Los Angeles Times, 3 Feb. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'Geiger counter.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
Hans Geiger †1945 German physicist
First Known Use
1924, in the meaning defined above
Dictionary Entries Near Geiger counter
Cite this Entry
“Geiger counter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Geiger%20counter. Accessed 10 Jun. 2024.
Kids Definition
Geiger counter
noun
Gei·ger counter
ˌgī-gər-
: an instrument for detecting the presence of cosmic rays or radioactive substances
Medical Definition
Geiger counter
noun
Gei·ger count·er
ˈgī-gər-ˌkau̇n-tər
: an instrument for detecting the presence and intensity of radiations (as cosmic rays or particles from a radioactive substance) by means of the ionizing effect on an enclosed gas which results in a pulse that is amplified and fed to a device giving a visible or audible indication
Love words? Need even more definitions?
Merriam-Webster unabridged
Share