prop. a. [ After
n. [
n. [ Marconi + -graph. ] The apparatus used in Marconi wireless telegraphy. [ Webster 1913 Suppl. ]
n. (Naut.) A rig of triangular sails for a yacht.
pos>prop. n. (Wireless Teleg.) The law that the maximum good signaling distance varies directly as the square of the height of the transmitting antenna. [ Webster 1913 Suppl. ]
n. The theory or practice of Marconi's wireless telegraph system. [ archaic ] [ Webster 1913 Suppl. ]
(Elec.) A system or wireless telegraphy developed by