Signal

sig′nal, n. a sign for giving notice, generally at a distance: token: the notice given: any initial impulse.— v.t. and v.i. to make signals to: to convey by signals:— pr.p. sig′nalling; pa.t. and pa.p. sig′nalled. — adj. having a sign: remarkable: notable: eminent.— ns. Sig′nal-book , a book containing a system of signals; Sig′nal-box , -cab′in , ., a small house in which railway-signals are worked: the alarm-box of a police or fire-alarm system; Sig′nal-code , a code or system of arbitrary signals, esp. at sea, by flags or lights; Sig′nal-fire , a fire used for a signal; Sig′nal-flag , a flag used in signalling, its colour, shape, markings, and combinations indicating various significations; Sig′nal-gun , a gun fired as a signal.— v.t. Sig′nalise , to make signal or eminent: to signal.— ns. Sig′nal-lamp , a lamp by which signals are made by gla es or slides of different colours, .; Sig′nalling , the means of transmitting intelligence to a greater or le distance by the agency of sight or hearing.— adv. Sig′nally .— ns. Sig′nalman , one who makes signals and who interprets those made; Sig′nalment , the act of communicating by signals: description by means of marks; Sig′nal-post , a pole on which movable flags, arms, lights, are displayed as signals; Sig′nal-ser′vice , the department in the army occupied with signalling. [Fr.,—L. signal is , signum .]