Sonar

/ˈsoʊ.nɑːɹ/

Synonyms for "sonar" (49 found)

Ranked by relevance and common usage.

Closest matches (10)

Noun(3 words)
acoustic navigation systemasdicbroadcast
astronavigationbathometrybathymetrycelestial navigationchronometercoastwise navigationconsolan

Strong matches (15)

dead reckoningdepth soundingdeviceecho soundingecholocationfathomagefathomingfixline of positionloranoceanography
Noun(4 words)
detectecho ranging systemecho sounderemit

Related words (24)

pilotageplane sailingpoint-to-point navigationradarradio beaconradio navigationsextantshoransofarsoundingsoundingstableswater
Noun(11 words)
pingproberadiatescansensesonar apparatussonar devicesonar equipmentsurveytransmitunderwater sonar

Choosing the right synonym

  • Closest matches in this entry: acoustic navigation system, asdic, astronavigation, bathometry, bathymetry.
  • Sentence evidence is available for sonar, so synonym choice can be checked against real usage rather than a flat word list.
  • Ranking signals come from opengloss, wordnet, moby, derived_reverse, and related lexical sources.

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 "sonar".
  • Prefer the clearest word over the most unusual word when writing for speed or comprehension.

When not to replace "sonar"

Keep "sonar" 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 "sonar" 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 "sonar", 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 "sonar" 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
acoustic technologydetectmeasuring devicemeasuring instrumentmeasuring systemnavigation systemnavigational instrumentsensesensor equipmentsensor systemsignal emission

More specific

8 entries
active sonarminiature sonar probepassive sonarpingportable sonar unitpulseshipboard sonarside-scan sonar

Collocations

8 entries
active sonarpassive sonarside scan sonarsonar arraysonar datasonar pulsessonar systemunderwater sonar

Inflections

3 entries

Derivations

6 entries

Sample sentences

13 total sentences available.

Tatoeba + Wiktionary

Sonar uses sound waves to 'see' in the water.

Source: tatoeba (6709483)

Sonar is short for Sound Navigation and Ranging.

Source: tatoeba (6709532)

There are two types of sonar—active and passive.

Source: tatoeba (6709538)

Active sonar transducers emit an acoustic signal or pulse of sound into the water. If an object is in the path of the sound pulse, the sound bounces off the object and returns an “echo” to the sonar transducer.

Source: tatoeba (6709564)

Showing 4 of 13 available sentences.

Common questions

What are the closest synonyms for "sonar"?

Closest matches include acoustic navigation system, asdic, astronavigation, bathometry, bathymetry.

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

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 "sonar"