The noise of the ship was all around her. The faint subsonic rumble of the reactor and drive. (Leviathan Wakes, James S. A. Corey)
Source: wiktionary
Subsonic
Synonyms for "subsonic" (4 found)
Ranked by relevance and common usage.
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
Antonyms
2 entriesRelated terms
4 entrieshas context
2 entriesrelated to
9 entriesTranslations
19 translations across 13 languages.
Bulgarian
1 entries- дозвукова adj ((of a speed) less than the speed of sound)
Chinese Mandarin
1 entries- 次音速 adj ((of a speed) less than the speed of sound)
Czech
2 entries- podzvukový adj ((of a speed) less than the speed of sound)
- subsonický adj ((of a speed) less than the speed of sound)
Dutch
1 entries- subsonisch adj ((of a speed) less than the speed of sound)
Finnish
4 entries- aliääni adj ((of a speed) less than the speed of sound)
- aliääninen adj ((of a speed) less than the speed of sound)
- aliääninopeuksinen adj ((of a speed) less than the speed of sound)
- ääntä hitaampi adj ((of a speed) less than the speed of sound)
Irish
1 entries- foshonach adj ((of a speed) less than the speed of sound)
Italian
1 entries- subsonico adj ((of a speed) less than the speed of sound)
Portuguese
2 entries- subsónico adj ((of a speed) less than the speed of sound)
- subsônico adj ((of a speed) less than the speed of sound)
Romanian
1 entries- subsonic adj ((of a speed) less than the speed of sound)
Russian
1 entries- дозвуково́й adj ((of a speed) less than the speed of sound)
Spanish
1 entries- subsónico adj ((of a speed) less than the speed of sound)
Swedish
2 entries- subsonisk adj ((of a speed) less than the speed of sound)
- underljuds adj ((of a speed) less than the speed of sound)
Tagalog
1 entries- kubnugin adj ((of a speed) less than the speed of sound)
Sample sentences
2 total sentences available.
But British Airways Flight 112 made the trek in under five hours, setting a new record for the fastest subsonic commercial flight across the Atlantic Ocean.
Source: wiktionary
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.