26984 words

meridian

2 definitions • 1 example
1
an imaginary line between the North Pole and the South Pole, drawn on maps to help to show the position of a place:

Examples:

The prime meridian of longitude is in Greenwich, London.
2
an imaginary line that passes from the North Pole to the South Pole through any place on the surface of the earth, used to show the position of places on a map

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