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langley

[ lang-lee ]
/ ˈlæŋ li /
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noun Physics.

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

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Origin of langley

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

Definition for langley (2 of 2)

Langley
[ lang-lee ]
/ ˈlæŋ li /

noun

Edmund of. York, 1st Duke of.
Samuel Pier·pont [peer-pont], /ˈpɪər pɒnt/, 1834–1906, U.S. astronomer, physicist, and pioneer in aeronautics.
a city in SW British Columbia, in SW Canada, near Vancouver.
Mount, a mountain in E California, in the Sierra Nevada. 14,025 feet (4,280 meters).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for langley

British Dictionary definitions for langley

Langley
/ (ˈlæŋlɪ) /

noun

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

Scientific definitions for langley

langley
[ lănglē ]

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.
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