Standard Lemma guide

improbably

adv · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: IH2 M P R AA1 B AH0 B L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adv

Meaning 1

In an improbable manner; without probability.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adverb

Meaning 2

not easy to believe

Definition source: Princeton WordNet 3.0

Examples

  • behind you the coastal hills plunge to the incredibly blue sea backed by the Turkish mountains

Meaning relationships

Synonyms: incredibly, implausibly, unbelievably

Antonyms: none provided

History

Etymology

Etymology tree English improbable Middle English -ly English -ly English improbably From improbable + -ly.

Across languages

Translations

10 source translations are retained for this English entry.

  • Catalan: improbablement — in an improbable manner
  • Czech: nepravděpodobně — in an improbable manner
  • French: invraisemblablement — in an improbable manner
  • French: improbablement — in an improbable manner
  • German: unwahrscheinlich — in an improbable manner
  • Italian: in modo improbabile — in an improbable manner
  • Polish: nieprawdopodobnie — in an improbable manner
  • Portuguese: improvavelmente — in an improbable manner
  • Spanish: improbablemente — in an improbable manner
  • Volapük: neluveratiko — in an improbable manner