Your explanation won't wash; it's too improbable to be true.
Source: tatoeba (17011)
Improbable
//ɪmˈpɹɑbəbl̩//
Synonyms for "improbable" (76 found)
Ranked by relevance and common usage.
Closest matches (16)
Strong matches (22)
Related words (38)
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
Antonyms
2 entriesSynonyms
6 entriesRelated terms
3 entriesderived
5 entriesrelated to
4 entriessimilar
5 entriesTranslations
48 translations across 23 languages.
Armenian
2 entries- անհավանական adj (not likely to be true)
- անհավանական adj (not likely to happen)
Belarusian
2 entries- невераго́дны adj (not likely to happen)
- непраўдападо́бны adj (not likely to be true)
Bulgarian
2 entries- невероя́тен adj (not likely to happen)
- неправдоподо́бен adj (not likely to be true)
Catalan
1 entries- improbable adj (not likely to be true)
Czech
1 entries- nepravděpodobný adj (not likely to be true)
Danish
1 entries- usandsynlig adj (not likely to happen)
Dutch
2 entries- onwaarschijnlijk adj (not likely to be true)
- onwaarschijnlijk adj (not likely to happen)
Finnish
2 entries- epätodennäköinen adj (not likely to be true)
- epätodennäköinen adj (not likely to happen)
French
2 entries- improbable adj (not likely to happen)
- invraisemblable adj (not likely to be true)
Galician
1 entries- improbable adj (not likely to happen)
Georgian
4 entries- არადამაჯერებელი adj (not likely to be true)
- არასარწმუნო adj (not likely to be true)
- დამაჯერებლობას მოკლებული adj (not likely to be true)
- დაუჯერებელი adj (not likely to be true)
German
2 entries- unwahrscheinlich adj (not likely to be true)
- unwahrscheinlich adj (not likely to happen)
Greek
2 entries- απίθανος adj (not likely to be true)
- απίθανος adj (not likely to happen)
Hungarian
2 entries- valószínűtlen adj (not likely to be true)
- valószínűtlen adj (not likely to happen)
Japanese
4 entries- 低確率の adj (not likely to be true)
- 低確率の adj (not likely to happen)
- 疑わしい adj (not likely to be true)
- 疑わしい adj (not likely to happen)
Polish
1 entries- nieprawdopododny adj (not likely to be true)
Portuguese
2 entries- improvável adj (not likely to be true)
- improvável adj (not likely to happen)
Romanian
1 entries- improbabil adj (not likely to be true)
Russian
2 entries- невероя́тный adj (not likely to happen)
- неправдоподо́бный adj (not likely to be true)
Slovak
1 entries- nepravdepodobný adj (not likely to be true)
Spanish
3 entries- improbable adj (not likely to be true)
- improbable adj (not likely to happen)
- inverosímil adj (not likely to be true)
Swedish
3 entries- föga troligt adj (not likely to happen)
- osannolik adj (not likely to be true)
- osannolik adj (not likely to happen)
Ukrainian
2 entries- неймові́рний adj (not likely to happen)
- неправдоподі́бний adj (not likely to be true)
Sample sentences
15 total sentences available.
The statement sounds improbable.
Source: tatoeba (43274)
If this were played upon a stage now, I could condemn it as an improbable fiction.
Source: tatoeba (413928)
Your explanation won't wash. It's too improbable to be true.
Source: tatoeba (1212711)
Showing 4 of 15 available sentences.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.