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A system or wireless telegraphy developed by G. Marconi, an Italian physicist, in which Hertzian waves are used in transmission and a coherer is used as the receiving instrument.

Not hitherto described; novel; hence, odd; abnormal; unclassifiable.

ality or state of being partible; divisibility; separability; as, the partibility of an inherttance.

Telegraphy using the radiant energy of electrical (Hertzian) waves; wireless telegraphy; -- the term adopted for use by the Radiotelegraphic Convention of 1912.

s attempts to take or process; as, a tenable fortress, a tenable argument. If you have hitherto concealed his sight, Let it be tenable in your silence still. Shak. I would be the last man in the world to give up his cause when it was tenable. Sir W. Scott.

Belief; faith; fidelity. Bid her alight And hertroth plight. Shak.

Having vigorous powers of life; tenacious of life; long-lived. [Obs.] Hitherto the English bishops have been vivacious almost to wonder. . . . But five died for the first twenty years of her [Queen Elizabeth's] reign. Fuller. The faith of Christianity is far more vivacious than any mere ravishment of the imagination ca…

red unstratified rocks which resist the point of the pick. -- for example, to masses of chert. Whin-dikes, and whin-sills, are names sometimes given to veins or beds of basalt.

s. Although more or less successful researchers were made on the subject by Joseph Henry, Hertz, Oliver Lodge, and others, the first commercially successful system was that of Guglielmo Marconi, patented in March, 1897. Marconi employed electric waves of high frequency set up by an induction coil in an oscillator, thes…

Up to the present time; thus far; hitherto; until now; -- and with the negative, not yet, not up to the present time; not as soon as now; as, Is it time to go Not yet. See As yet, under As, conj. Ne never yet no villainy ne said. Chaucer.