Az″i‐muth′al (�), a. Of or pertaining to the azimuth; in a horizontal circle.
Azimuthal error of a transit instrument, its deviation in azimuth from the plane of the meridian.
Webster's Dictionary 1913
Az″i‐muth′al (�), a. Of or pertaining to the azimuth; in a horizontal circle.
Azimuthal error of a transit instrument, its deviation in azimuth from the plane of the meridian.