- Geography. angular distance east or west on the earth's surface, measured by the angle contained between the meridian of a particular place and some prime meridian, as that of Greenwich, England, and expressed either in degrees or by some corresponding difference in time.
Origin of longitude
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for longitude
The longitude between Queens and the Kremlin gave Channel One some latitude.From Moscow to Queens, Down Sergei Dovlatov Way
September 15, 2014
She likes to use "grand words" like latitude and longitude; her biggest fear is to appear "ignorant."Alice, Bratty in Wonderland
February 28, 2010
Barlee Spring is in longitude about 127 degrees 22 minutes East.
Plotted up track and took observations for time and longitude.
It's four minutes difference for every degree of longitude, you know.Tom Sawyer Abroad
Mark Twain (Samuel Clemens)
We were now questioned about our longitude, and whether we had a chronometer.Ned Myers
James Fenimore Cooper
The Natchez are situate in about 32 odd minutes of north latitude, and 280 of longitude.The History of Louisiana
Le Page Du Pratz
C14: from Latin longitūdō length, from longus long 1
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
Word Origin and History for longitude
Online Etymology Dictionary, © 2010 Douglas Harper
- A measure of relative position east or west on the Earth's surface, given in degrees from a certain meridian, usually the prime meridian at Greenwich, England, which has a longitude of 0°. The distance of a degree of longitude is about 69 statute miles or 60 nautical miles (111 km) at the equator, decreasing to zero at the poles. Longitude and latitude are the coordinates used to identify any point on the Earth's surface. Compare latitude.
- Celestial longitude.
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