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nounany nonverbal action or gesture that encodes a messagetype of:
Synonyms & Similar Words
start number sign signal alarm alert whistle recording symbol communication retreat whistling beam curfew input output indicator drumbeat alarum all clear animal communication bugle call distress call distress signal dog-ear electronic signal high sign input signal output signal phone number radio beacon radio beam radiotelegraphic signal starting signal storm signal telegraphic signal telephone number ticktack time signal visual signal warning signal