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semaphore

semaphore

1 8.5
A device with moving arms or lights that sends signals to people far away
  • noun
  • /ˈsɛmɪˌfɔr/
  • Archaic
translation icon : semaforo
  • The monkey holds up cue cards, which the octopus reads, and then waves nautical semaphore flags.
  • semaphore station

Very practical actually, like semaphores or an aquifer.

Examples

  • In Minnesota, county highway engineers would have torn those down long ago, replaced them with four $30,000 semaphores at each intersection, widened the street, and torn down every tree for a hundred feet, all in the interest of highway safety.

    Fiction book (1998)
  • I thought of the arms of the semaphore.

    Fiction book (1990)
  • Some versions the Java library does this as well, allows you to initialize A semaphore with a negative number.

  • This can manage simple interlocks or counted semaphores.

    Blog text (20)
  • The horse track to Gorky Street stuck the blue light on the car roof, leaned on his horn, and raced down the middle lane while traffic officers, like so many semaphores in slickers and batons, cleared the way ahead.

    Fiction book (1992)
  • The ship used a semaphore to communicate its location to the coastguard.

  • During the night, the lighthouse switched to semaphore signals to warn incoming vessels of the rocky coastline.

  • From a distance, I could see the semaphore arms moving to signal the train schedule.

Synonyms

semaphore telegraph
vssemaphore
  • Archaic
9.9

A tower with moving arms that shows messages to people far away

is a general signaling apparatus not limited to fixed towers
semaphore flag
vssemaphore
  • Specialized
8.6

A flag you wave to send messages to people far away

is a broader apparatus including mechanical arms or lights not just handheld signals

Compounds

semaphore flag
  • Specialized
8.6

A flag you wave to send messages to people far away

semaphore line
  • Archaic
8.7

A way to send visible messages over long distances using towers with moving arms

9.9

A tropical bush with small leaves that move in sunlight

9.9

A tower with moving arms that shows messages to people far away

How Visible

lighthouse
65 1.8
beacon
66 4.3
signal light
1 3.2
semaphore
  • Archaic
1 8.5
flag signal
  • Specialized
6.3

Surface Forms

semaphore singular
semaphores plural

Etymology

Semaphore comes from the Greek parts sema 'sign' and phoros 'bearer', so it literally means a 'sign-bearer' and refers to a device that carries visual signs to show information over a distance.