LONGITUDE Definition & Meaning

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longitude

[ lon-ji-tood, -tyood ]

Phonetic (Standard)IPA

noun

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.
Astronomy.
1. celestial longitude.
2. galactic longitude.

longitude

/ ˈlɒndʒɪˌtjuːd; ˈlɒŋɡ- /

noun

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 difference See latitude
astronomy short for celestial longitude

longitude

/ ��ŏ��′��ĭ-�ٴ�̅��̅��′ /

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.

longitude

A measurement, in degrees , of a place's distance east or west of the prime meridian , which runs through Greenwich , England . ( Compare latitude .)

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51�Թ� History and Origins

Origin of longitude¹

1350–1400; Middle English < Latin ��ǲԲ��ū��ō length. See longi-, -tude

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51�Թ� History and Origins

Origin of longitude¹

C14: from Latin ��ǲԲ��ū��ō length, from longus long ¹

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Example Sentences

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Gibson has been a guest on her show, revealing his love of haggis and fudge and how he has the latitude and longitude coordinates of his home town - Prestwick in Scotland - tattooed on his shoulder.

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They also found that the aurora spanned about 1200 km in longitude, consisted of three separated structures, and ranged in altitude from 400-900 km.

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Ciulla pulled together quadrangle maps, rectangular maps that cover a set amount of latitude and longitude and were mapped at a scale where one inch represents 2000 feet.

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Stretching 5000km along the Indian Ocean's 90-degree east longitude and nearly matching the length of North America's Rocky Mountains, the ridge offers crucial new insights into the movement of the Earth's tectonic plates.

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At 105 degrees West longitude, an active satellite might see a piece of junk come within 50km of its position up to four times a day.

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