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Poisson

British  
/ pwasɔ̃ /

noun

  1. Siméon Denis (simeɔ̃ dəni). 1781–1840, French mathematician, noted for his application of mathematical theory to physics, esp electricity and magnetism

"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

Example Sentences

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Observing the Poisson spot provided convincing evidence that light undergoes diffraction, meaning it bends and spreads as it passes around objects or through small openings.

From Science Daily Jul. 13, 2026

The Poisson spot played an important role in the early 19th century debate over the nature of light.

From Science Daily Jul. 13, 2026

The researchers also discovered that their Poisson spot setup naturally produced as many as four related topological field patterns simultaneously.

From Science Daily Jul. 13, 2026

Honestly, everybody could use a laugh right now,” said Poisson.

From Seattle Times Aug. 9, 2023

Sam said, “The time Diana Poisson beat her and she squirted her water bottle into Diana’s face.”

From "Burning Blue" by Paul Griffin

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