visual signal

Definitions of visual signal
  1. noun
    a signal that involves visual communication
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    watch fire
    a fire lighted at night as a signal
    light
    a visual warning signal
    red light, warning light
    a cautionary sign of danger
    flare, flash
    a burst of light used to communicate or illuminate
    flag, signal flag
    a rectangular piece of fabric used as a signalling device
    air sock, air-sleeve, drogue, sock, wind cone, wind sleeve, wind sock, windsock
    a truncated cloth cone mounted on a mast; used (e.g., at airports) to show the direction of the wind
    post, stake
    a pole or stake set up to mark something (as the start or end of a race track)
    blinker, trafficator, turn indicator, turn signal
    a blinking light on a motor vehicle that indicates the direction in which the vehicle is about to turn
    armband
    worn around arm as identification or to indicate mourning
    rocket, skyrocket
    propels bright light high in the sky, or used to propel a lifesaving line or harpoon
    beacon, beacon fire
    a fire (usually on a hill or tower) that can be seen from a distance
    brake light, stoplight
    a red light on the rear of a motor vehicle that signals when the brakes are applied to slow or stop
    barber's pole
    striped pole outside a barbershop
    stoplight, traffic light, traffic signal
    a visual signal to control the flow of traffic at intersections
    idiot light
    a colored warning light on an instrument panel (as for low oil pressure)
    pennant
    a flag longer than it is wide (and often tapering)
    code flag, nautical signal flag
    one of an international code of flag signals used between ships
    starting post
    a post marking the starting point of a race (especially a horse race)
    winning post
    the post at the end of a racecourse
    star shell
    an artillery shell containing an illuminant
    Bengal light
    a steady bright blue light; formerly used as a signal but now a firework
    Very light, Very-light
    a colored flare fired from a Very pistol
    signal fire, signal light
    a fire set as a signal
    red flag
    a flag that serves as a warning signal
    type of:
    sign, signal, signaling
    any nonverbal action or gesture that encodes a message
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