longitude
/ˈlɒndʒəˌtuːd/; /ˈlɒndʒɪˌtuːd/Definitions
1. noun
A line or arc on the surface of the Earth, measured in degrees, minutes, and seconds, used to locate a position east or west of the prime meridian, which passes through Greenwich, England.
“The coordinates of the new hotel were 35° 26’ 35” N latitude and 119° 45’ 0” W longitude.”