Changeable Message Sign (CMS)\ Variable Message Sign (VMS)

sign-least mean kurtosis(Sign-LMK)

a great many stars sign

a sign hung above a door

a sign in the trigram

a sign in trigram

a sign of weakness

Abadie‘s Sign

Abadie’s Sign

Abrahams sign

Absolute Value Sign

absolute-value sign

accent sign

Accident scenario de-sign

acoustic sign at ure

addition sign

advance directional sign

advance warning sign

adverbial confirmative sign