Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

langley

play
noun lang·ley \ˈlaŋ-lē\

Definition of langley

plural langleys

  1. :  a unit of solar radiation equivalent to one gram calorie per square centimeter of irradiated surface



Origin of langley

Samuel P. Langley


First Known Use: 1947


Langley

play
biographical name Lang·ley \ˈlaŋ-lē\

Definition of Langley

  1. Samuel Pierpont 1834–1906 Am. astron. & airplane pioneer




Learn More about langley


Seen and Heard

What made you want to look up langley? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 11, 2016

the holder of an office

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

196.5 pounds 2.2 pounds 100 pounds 16.96 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ