- for electromagnetic radiation incident upon a surface, a value of energy per unit area equal to one calorie per square centimeter.
Origin of langley
First recorded in 1945–50; after S. P. Langley
- Edmund of. York, 1st Duke of.
- Samuel Pier·pont [peer-pont] /ˈpɪər pɒnt/, 1834–1906, U.S. astronomer, physicist, and pioneer in aeronautics.
- William. Langland, William.
- a city in SW British Columbia, in SW Canada, near Vancouver.
- Mount, a mountain in E California, in the Sierra Nevada. 14,025 feet (4280 meters).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for langley
From Ferguson to Staten Island to Langley, we need to get our security forces under control.Cops, CIA Share a Culture of Lawlessness
December 12, 2014
Meanwhile, over at CIA headquarters in Langley, Virginia, the Africa Division was celebrating the successful mission.‘Argo’ in the Congo: The Ghosts of the Stanleyville Hostage Crisis
November 23, 2014
So Langley decided to cut short the tour of the then-CIA station chief in Bangkok and bring him in to head up the show.The CIA’s Wrong: Arming Rebels Works
October 19, 2014
He lived, conveniently, in Northern Virginia, not far from CIA headquarters in Langley.An Ex-CIA Recruit Adds to Libyan Chaos
May 19, 2014
But even if she is not on the catwalk, expect to see her art everywhere—signed Langley Fox, not Hemingway.Langley Fox: A Hemingway in All But Name
January 28, 2014
"Their old berth," whispered Langley, sticking his elbow into my side.
Mr. Langley, never mind the night-cap, but go on with your story.
I say, Frank, give Langley my love; don't wonder at it now, adieu!
Mrs. Langley's voice faltered as she pronounced the last words.
"My love, we will not speak of it yet; we will wait a few days," said Mr. Langley.
- 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
- 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).
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.