
English word signal comes from Proto-Indo-European *sēik-, Dutch sein (Signal.)
*sēik- (Proto-Indo-European)
to cut
sein (Dutch)
Signal.
signum (Latin)
(Medieval Latin) a signum (medieval tower bell used particularly for ringing the 8 canonical hours). A mark, sign, emblem. A miracle.
signālis (Late Latin)
signale (Malayalam)
segnal (Old French)
Emblem; badge. Signature; distinguishing mark showing ownership.
signal (English)
Standing above others in rank, importance, or achievement. (computing, Unix) A simple interprocess communication used to notify a process or thread of an occurrence.. (of a radio, TV, telephone, internet, etc.) An electrical or electromagnetic action, normally a voltage that is a function of time that conveys the information of the radio or TV program or of communication with another party.. [...]