Semaphore

/ˈsɛm.əˌfɔː/

Synonyms for "semaphore" (78 found)

Ranked by relevance and common usage.

Closest matches (16)

aid to navigationalarmamber lightbalefirebeaconbeacon firebellbell buoyblinkerblue peterbuoycaution lightflarefog bellfog signal
Noun(1 words)
flag signaling device

Strong matches (23)

fog whistlefoghornglancego lightgong buoygreen lightheliographhigh signinternational alphabet flaginternational numeral pennantkickleermarker beaconnodnudgeparachute flarepilot flagpokepolice whistlequarantine flag
Show 3 more words
radio beaconred flagred light

Related words (39)

rocketroman candlesailing aidsemaphore flagsemaphore telegraphsignsignalsignal beaconsignal bellsignal firesignal flagsignal gongsignal gunsignal lampsignal lightsignal mastsignal postsignal rocketsignal shotsignal siren
Show 14 more words
signal towerspar buoystop lightthe nodthe winktouchtraffic lighttraffic signalwatch firewhite flagwigwagwigwag flagwinkyellow flag
Noun(5 words)
signalsignal flagsynchronization primitivethread synchronization primitivewigwagging

Choosing the right synonym

  • Closest matches in this entry: aid to navigation, alarm, amber light, balefire, beacon.
  • Sentence evidence is available for semaphore, so synonym choice can be checked against real usage rather than a flat word list.
  • Ranking signals come from moby, opengloss, derived_reverse.

Synonym selection checklist

  • Match the part of speech before comparing meanings.
  • Check whether the synonym changes intensity, formality, or emotional tone.
  • Read the replacement inside the full sentence, not just beside "semaphore".
  • Prefer the clearest word over the most unusual word when writing for speed or comprehension.

When not to replace "semaphore"

Keep "semaphore" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.

If two options seem close, choose the one that best matches the audience and purpose of the sentence.

Replacement workflow

1. Preserve meaning

Choose a synonym only if it keeps the core idea of "semaphore" intact in the sentence you are editing.

2. Tune tone

Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.

3. Re-read context

Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.

Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.

Final fit check

After choosing a replacement for "semaphore", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.

If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "semaphore" or choose a simpler alternative from the closest-match group.

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

5 relation types

More general

11 entries
apparatuscommunicatecommunication deviceintercommunicatesetupsignsignalsignaling devicesignalisesignalizesynchronization mechanism

More specific

5 entries
binary semaphorecounting semaphoreflag semaphoreoptical semaphorerail semaphore

Collocations

6 entries
counting semaphoreflag semaphoreoptical semaphorerail semaphoresemaphore signalsemaphore system

Inflections

1 entries

Derivations

1 entries

Sample sentences

33 total sentences available.

Tatoeba + Wiktionary

Today we're going to make a semaphore to control access to our variable by different threads.

Source: tatoeba (13233134)

Increment the semaphore by 1.

Source: tatoeba (13233135)

Tom used his flags to spell out "HELP" in semaphore.

Source: tatoeba (13233136)

The car is so old that it has a turning semaphore.

Source: tatoeba (13233137)

Showing 4 of 33 available sentences.

Common questions

What are the closest synonyms for "semaphore"?

Closest matches include aid to navigation, alarm, amber light, balefire, beacon.

How should I check whether a synonym fits "semaphore"?

Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.

More for "semaphore"