(transitive, intransitive) To indicate; to convey or communicate by a signal. / (transitive) To communicate with (a person or system) by a signal.

A sequence of states representing an encoded message in a communication channel. / Any variation of a quantity or change in an entity over time that conveys information upon detection.

Third-person singular simple present indicative form of signal

plural of signal

(US, Canada) simple past tense and past participle of signal

plural of signaler

(British spelling) One who signals. / (rail transport) synonym of signalman

(American spelling, usually biochemistry) The sending of a biochemical or other type of signal.

(American spelling) present participle of signal

The process of signalizing; characterization or differentiation