trafficator

/'træfikeitə/
Học thuật
Thân thiện
trafficator

The driver uses the trafficator before turning left.

Definition
  1. Noun:
    • A mechanical or electrical signaling device on a vehicle: A trafficator is a device, typically a retractable arm or a blinking light, used on a motor vehicle to indicate the driver's intention to turn or change direction.
Usage
  • The word is a historical term. It is rarely used in modern everyday English. Today, the common term is turn signal or indicator.
  • It functions as a countable noun (e.g., , ).
  • It is used to describe a specific part of a vehicle.
Examples
  • Noun:
    • The vintage car's trafficator popped out from the door pillar to signal a left turn.
    • Before modern blinking lights, many cars were equipped with trafficators.
Advanced Usage
  • Historical Context: The term is most commonly encountered when discussing classic or antique automobiles. It refers to the semaphore-style mechanical indicators that were common before the widespread adoption of flashing light signals.
Variants and Related Words
  • Turn signal (n): The modern, standard term for a vehicle's directional indicator light.
  • Indicator (n): A common synonym for , especially in British English.
  • Blinker (n): An informal term for a turn signal.
  • Semaphore indicator (n): A more technical term for the mechanical arm-style trafficator.
Synonyms
  • Directional signal
  • Turn indicator
Related Idioms or Phrases
trafficator

The driver uses the trafficator before turning left.

Noun
  1. a blinking light on a motor vehicle that indicates the direction in which the vehicle is about to turn