n. [ L. gnomon, Gr. &unr_; one that knows, the index of a sundial. See Gnome. ] [ 1913 Webster ]
Gnomonic projection,
adv. According to the principles of the gnomonic projection. [ 1913 Webster ]
n. [ See Gnomonic. ] The art or science of dialing, or of constructing dials to show the hour of the day by the shadow of a gnomon. [ 1913 Webster ]
n. One skilled in gnomonics. Boyle. [ 1913 Webster ]
n. [ Gnomon + -logy. Cf. Gnomonology. ] A treatise on gnomonics. [ 1913 Webster ]