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  1. Prime meridian - Wikipedia

    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 …

  2. Meridian | Prime Meridian, Longitude & Latitude | Britannica

    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° …

  3. MERIDIAN Definition & Meaning - Merriam-Webster

    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.

  4. MERIDIAN | English meaning - Cambridge Dictionary

    The prime meridian of longitude is in Greenwich, London. You can also find related words, phrases, and synonyms in the topics: This intersection is an arc of a great circle whose …

  5. MERIDIAN definition and meaning | Collins English Dictionary

    A meridian is an imaginary line from the North Pole to the South Pole. Meridians are drawn on maps to help you describe the position of a place.

  6. Meridian - Definition, Meaning & Synonyms | Vocabulary.com

    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, …

  7. Meridian (geography) - Wikipedia

    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 …

  8. Meridian - Wikipedia

    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

  9. Meridian Senior Living

    With properties in more than 16 states across the country, we are proud to bring our expertise and mission to provide extraordinary experiences to the lives of those who call a Meridian Senior …

  10. MERIDIAN Definition & Meaning | Dictionary.com

    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 …