the use of signals in communications, especially the sending of signals in telecommunications / (rail transport) the signals and associated equipment required for their operation.

present participle of signal

plural of signalling

present participle of signalize

simple past tense and past participle of signalize

Third-person singular simple present indicative form of signalize

simple past tense and past participle of signal

Standing above others in rank, importance, or achievement.

(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.