Sign - a essential linguistic unit linking a signifier to that which happens to be signified; "The bond amongst the signifier and the signified is arbitrary"--de Saussure sign - (drugs) any aim proof on the existence of a problem or ailment; "there have been no signs of asphyxiation" , 21 https://geschaftmega.de/die-emotionale-und-psychologische-wirkung-von-leuchtreklamen/