Sonic signal Synonyms

Sonic replaced

visual signal

Definitions for Sonic

(adjective) (of speed) having or caused by speed approximately equal to that of sound in air at sea level
(adjective) relating to audible sound

SS abbreviation

SS is an abbreviation for Sonic Signal

What does SS stand for?

SS stands for "Sonic Signal"

Signal replaced

Definitions for Signal

(adjective) standing above others in rank , importance, or achievement
(verb) to direct or notify by a movement or gesture
(noun) an object intended to give public notice or warning