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Helmholtz

American  
[helm-hohlts] / ˈhɛlm hoʊlts /

noun

  1. Hermann Ludwig Ferdinand von 1821–94, German physiologist and physicist.


Helmholtz British  
/ ˈhɛlmhɔlts /

noun

  1. Baron Hermann Ludwig Ferdinand von (ˈhɛrman ˈluːtvɪç ˈfɛrdinant fɔn). 1821–94, German physiologist, physicist, and mathematician: helped to found the theory of the conservation of energy; invented the ophthalmoscope (1850); and investigated the mechanics of sight and sound

"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

Helmholtz Scientific  
/ hĕlmhōlts′ /
  1. German physicist and physiologist who was a founder of the law of conservation of energy. Helmholtz did pioneering research on vision and invented an instrument for examining the interior of the eye in 1851.


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.

This would mean the results are "simply not scientific", said the expert at Helmholtz Centre for Environmental Research in Germany.

From Barron's • Jan. 27, 2026

The brittle, acoustically reflective shell combines with its curved, hollow shape to act as a Helmholtz resonator, rendering ambient background noise into the sound of the surf.

From The Wall Street Journal • Jan. 16, 2026

In the early 2000s, some researchers suggested that the Helmholtz illusion might only apply to 2D figures.

From Slate • Jun. 3, 2025

"This is ramping up financial interest in halting biodiversity loss," says co-author Yves Zinngrebe, researcher at UFZ Helmholtz Centre for Environmental Research in Germany.

From Science Daily • May 2, 2024

That was the problem which Bernard had come to discuss with him—or rather, since it was always Helmholtz who did all the talking, to listen to his friend discussing, yet once more.

From "Brave New World" by Aldous Huxley