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langley

1 American  
[lang-lee] / ˈlæŋ li /

noun

Physics.
  1. for electromagnetic radiation incident upon a surface, a value of energy per unit area equal to one calorie per square centimeter.


Langley 2 American  
[lang-lee] / ˈlæŋ li /

noun

  1. Edmund of. York, 1st Duke of.

  2. Samuel Pierpont 1834–1906, U.S. astronomer, physicist, and pioneer in aeronautics.

  3. William. Langland, William.

  4. a city in SW British Columbia, in SW Canada, near Vancouver.

  5. Mount, a mountain in E California, in the Sierra Nevada. 14,025 feet (4,280 meters).


Langley British  
/ ˈlæŋlɪ /

noun

  1. Samuel Pierpont. 1834–1906, US astronomer and physicist: invented the bolometer (1878) and pioneered the construction of heavier-than-air flying machines

"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

langley Scientific  
/ lănglē /
  1. A unit equal to one gram calorie per square centimeter of irradiated surface, used to measure solar radiation. The langley is named after American astronomer and aeronautical pioneer Samuel Pierpont Langley (1834–1906).


Etymology

Origin of langley

First recorded in 1945–50; after S. P. Langley

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.

See Examples For:

They found Homer, but it took weeks to uncover Langley, who had been crushed beneath one of his own towering piles.

From Salon Jul. 23, 2026

He posted about listening to Ella Langley in the car, so the breakout country artist invited him and his friends backstage at a concert.

From Slate Jun. 25, 2026

The England players were given a day off by manager Thomas Tuchel on Friday and Kane, Burn and goalkeeper Jason Steele used the opportunity to watch Langley in Independence, Missouri.

From BBC Jun. 20, 2026

It’s likely to benefit an artist such as Ella Langley, who had previously submitted several times for new artist but finally had a commercial and critical breakthrough with her single “Choosin’ Texas” and LP “Dandelion.”

From Los Angeles Times Jun. 16, 2026

As the sign drama played itself out in the Langley cafeteria, an incident that would have national repercussions took place in Gloucester County, just twenty miles away.

From "Hidden Figures" by Margot Lee Shetterly

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