Call sign
Signal
Signal noun - An object intended to give public notice or warning.
Cite this Source
Signal and Call sign. (2017). Retrieved 2026, August 02, from https://thesaurus.plus/related/call_sign/signal
Call sign & Signal. N.p., 2017. Web. 02 Aug. 2026. <https://thesaurus.plus/related/call_sign/signal>.
Signal or Call sign. 2017. Accessed August 02, 2026. https://thesaurus.plus/related/call_sign/signal.
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