Latitude is the measurement of distance north or south of the Equator. It is measured with 180 imaginary lines that form circles around the Earth east-west, parallel to the Equator. These lines are known as parallels.
measurement of distance from the equator. The first degree of latitude is 111 kilometers (69 miles), decreasing in size to points at the North and South Poles. imaginary line around the Earth, another planet, or star running east-west, 0 degrees latitude