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Van Allen

American  
[van al-uhn] / væn ˈæl ən /

noun

  1. James Alfred, 1914–2006, U.S. physicist and space scientist.


Van Allen British  
/ væn ˈælən /

noun

  1. James Alfred. 1914–2006, US physicist, noted for his use of satellites to investigate cosmic radiation in the upper atmosphere

"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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The astronauts will pass through a region of space known as the Van Allen belt, which has high levels of radiation, but the crew will be protected by the spacecraft and their newly upgraded spacesuits.

From BBC • Sep. 10, 2024

The research focused on two bands of energetic particles in near earth space, referred to as the Radiation Belts, or the Van Allen Belts.

From Science Daily • Mar. 21, 2024

He also made the first radio map of the Milky Way’s center, and co-discovered regions of seething radiation around Jupiter analogous to Earth’s Van Allen belts.

From Scientific American • Sep. 6, 2022

“Color is science, but it’s also math, it’s art, it’s psychology,” said Peggy Van Allen.

From Washington Post • Aug. 25, 2022

When the magnetic field is working, these rays are safely herded away from the Earth’s surface and into two zones in near space called the Van Allen belts.

From "A Short History of Nearly Everything" by Bill Bryson

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