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Definitions from Wiktionary ()
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▸ noun: Any variation of a quantity or change in an entity over time that conveys information upon detection.
▸ noun: A sign made to give notice of some occurrence, command, or danger, or to indicate the start of a concerted action.
▸ noun: An on-off light, semaphore, or other device used to give an indication to another person.
▸ noun: (of a radio, TV, telephone, internet, etc.) An 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.
▸ noun: An action, change or process done to convey information and thus reduce uncertainty.
▸ noun: A token; an indication; a foreshadowing; a sign.
▸ noun: Useful information, as opposed to noise.
▸ noun: (computing, Unix) A simple interprocess communication used to notify a process or thread of an occurrence.
▸ noun: (biochemistry) A signalling interaction between cells
▸ verb: (transitive, intransitive) To indicate; to convey or communicate by a signal.
▸ verb: (transitive) To communicate with (a person or system) by a signal.
▸ adjective: Standing above others in rank, importance, or achievement.
Similar:
sign,
signalize,
betoken,
indicate,
bespeak,
point,
impressive,
waveform,
subaudible,
singal,
more...
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