noun · 4 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.
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Pronunciation
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CMU ARPABET:M IH0 S AH0 D V EH1 N CH ER0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Synonym of misfortune, bad luck or mishap, an instance of bad luck.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Examples
All under the sun are subject at times to misery and misadventure.
Meaning relationships
Synonyms: misfortune, bad luck or mishap
Antonyms: none provided
2
noun
Meaning 2
Synonym of mistake, a misguided and/or failed enterprise, a risky action that turns out badly.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Examples
yet another American military misadventure
Meaning relationships
Synonyms: mistake
Antonyms: none provided
3
noun
Meaning 3
A fatal mishap, especially one voluntarily risked by the victim, bad luck causing an accidental death without attaching any liability to any other involved parties.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
Topics: law
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
an instance of misfortune
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
From Middle English misaventure, from Old French mesaventure, from mes- (“mis-”) + aventure (“adventure”). Equivalent to mis- + adventure. Compare disadventure.