A prime meridian is an arbitrarily chosen meridian (a line of longitude) in a geographic coordinate system at which longitude is defined to be 0°. On a spheroid, a prime meridian and its anti-meridian (the …

The meaning of MERIDIAN is a great circle on the surface of the earth passing through the poles. How to use meridian in a sentence.

meridian, imaginary north–south line on the Earth’s surface that connects both geographic poles; it is used to indicate longitude. The 40th meridian, for example, has a longitude of 40° E or 40° W.

MERIDIAN definition: 1. an imaginary line between the North Pole and the South Pole, drawn on maps to help to show the…. Learn more.

Definition of meridian noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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The word meridian describes a gigantic imaginary circle that runs north and south on the earth's surface, from the North Pole to the South Pole. If you stood on the meridian at the North Pole, you would be …

A great imaginary circle on the surface of the Earth that runs north and south through the North Pole and South Pole. Longitude is measured on meridians: places on a meridian have the same longitude. …

In geography and geodesy, a meridian is the locus connecting points of equal longitude, which is the angle (in degrees or other units) east or west of a given prime meridian (currently, the IERS …

Meridian (geography), a longitude line, i.e. a line of constant longitude, or in other words an imaginary arc on the Earth's surface from the North Pole to the South Pole