Question

What is the meaning of maridians​

Answer 1

Answer:

a great circle on the surface of the earth passing through the poles. (2) : the half of such a circle included between the poles. b : a representation of such a circle or half circle numbered for longitude (see longitude sense 1) on a map or globe — see longitude illustration.

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Answer 2

A meridian is circle of constant longitude passing through a given place on the earth's surface and the terrestrial poles.