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Geiger

American

[gahy-ger] / ˈgaɪ gər /

noun

Hans 1882–1947, German physicist.

Geiger British

/ ˈɡaɪɡə /

noun

Hans (hans). 1882–1945, German physicist: developed the Geiger counter

"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

Geiger Scientific

/ gī′gər /

German physicist who was a pioneer in nuclear physics. He invented numerous instruments and techniques used to detect charged particles, including the Geiger counter (1908).

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.

Sales to retailers and department stores rose 7.5% year over year during that period, but fell 2.6% when factoring out the acquisition of Kurt Geiger.

From MarketWatch • Feb. 25, 2026

Geiger has a $85 price target for the stock, suggesting a 37% upside from the stock’s Tuesday close at $62.

From Barron's • Dec. 31, 2025

“It is,” said Andy Geiger, a former Ohio State athletic director, “an absolute money machine.”

From The Wall Street Journal • Dec. 5, 2025

Or a substantial cockroach-like robot, off on a little trip to check out a nuclear accident, wearing a cute little backpack, fearless, regardless of what the Geiger counter says.

From Salon • May 13, 2025

Geiger and Marsden recorded the particles’ scattering by observing the flash, or scintillation, produced whenever one struck a glass plate coated with zinc sulfide.

From "Big Science" by Michael Hiltzik

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023