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Semaphore - Meaning, Definition & English Examples

A semaphore is a signaling system that uses visual cues, such as flags or lights, to communicate messages over distances. It is often used in maritime or railway contexts.

semaphore

/ˈsɛməˌfɔr/ /ˈsɛməfɔː/

Definition:

A system of signaling using flags, lights, or mechanical arms to convey messages over distances.

Synonyms:

signal, flag system, telegraph, beacon

Part of Speech:

noun, verb

Antonyms:

silence, concealment

Common Collocations:

semaphore signals, semaphore flags, semaphore tower, semaphore alphabet

Derivatives:

semaphoring, semaphored

Usage Tips:

Use 'semaphore' as a noun for the signaling system or as a verb for the act of signaling with it.

Common Phrases:

send a semaphore message, read the semaphore signals, semaphore communication

Etymology:

From French 'sémaphore', combining Greek 'sema' (sign) and 'phoros' (bearing).

Examples:

  • 1. The sailors used semaphore to communicate between ships.
  • 2. She learned the semaphore alphabet to send messages with flags.
  • 3. The railway station had a semaphore tower for signaling trains.
  • 4. He semaphored his distress using a flashlight at night.

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