The Collaborative International Dictionary
Azimuthal
Azimuthal \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.
Wiktionary
azimuthal
a. 1 Of or pertaining to the azimuth; in a horizontal circle. 2 (context cartography English) Describing a map projection which preserves direction for all points relative to a selected point (or in some cases two points). n. (context cartography English) An azimuthal projection.
WordNet
azimuthal
adj. of or relating to or in azimuth
Wikipedia
Usage examples of "azimuthal".
Others are dauntingly referred to as Azimuthal, Stereographic, Gnomonic, Azimuthal Equidistant, Cordiform, and so on, but it is unnecessary to go into this any further here.