azimuth
/ˈæzɪməθ/noun
1- the direction of a celestial object from the observer, expressed as the angular distance from the north or south point of the horizon to the point at which a vertical circle passing through the object intersects the horizon方位; 地平经度。
1.1
- the horizontal angle or direction of a compass bearing方位角。
派生词
azimuthal
/ˌæzɪˈmʌθəl/ adjective词源
late Middle English (denoting the arc of a celestial circle from the zenith to the horizon)： from Old French azimut, from Arabic as-samt, from al 'the' + samt 'way， direction'.