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
1350–1400; Middle English
< Latin longitūdō
length. See longi-
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for longitudeperiod
Examples from the Web for longitude
Contemporary Examples of longitude
Historical Examples of longitude
Plotted up track and took observations for time and longitude.
Barlee Spring is in longitude about 127 degrees 22 minutes East.
It's four minutes difference for every degree of longitude, you know.
We were now questioned about our longitude, and whether we had a chronometer.
The Natchez are situate in about 32 odd minutes of north latitude, and 280 of longitude.
British Dictionary definitions for longitude
distance in degrees east or west of the prime meridian at 0° measured by the angle between the plane of the prime meridian and that of the meridian through the point in question, or by the corresponding time differenceSee latitude (def. 1)
Word Origin for longitude
C14: from Latin longitūdō length, from longus long 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for longitude
late 14c., "length," from Latin longitudo "length, duration," from longus (see long (adj.)). For origins, see latitude.
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.
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