Phrase guide

mens rea

noun · 3 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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  • /ˌmɛnz ˈɹiːə/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -iːə

1

noun

Meaning 1

A reactive mind, a conscious knowing by the individual that an act was committed, either by themselves or by another.

Definition source: English Wiktionary via Wiktextract

Usage: general

Topics: human-sciences, psychology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A guilty mind, the conscious knowing of a perpetrator while committing an act that the act is illicit.

Definition source: English Wiktionary via Wiktextract

Topics: law

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

(law) criminal intent; the thoughts and intentions behind a wrongful act (including knowledge that the act is illegal); often at issue in murder trials

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: malice aforethought

Antonyms: none provided

Broader terms: planning, preparation, provision

Narrower terms: premeditation

History

Etymology

From Latin mēns + reus (literally “guilty mind”), from the English common law precept Actus non facit reum nisi mens rea sit ("The act does not make a person guilty unless the mind is also guilty").

Across languages

Translations

10 source translations are retained for this English entry.

  • Chinese Mandarin: 犯罪意圖 /犯罪意图 (fànzuì yìtú) — guilty mind
  • Chinese Mandarin: 犯罪故意 (fànzuì gùyì) — guilty mind
  • Chinese Mandarin: 犯罪心理 (fànzuì xīnlǐ) — guilty mind
  • Finnish: tahallisuus — guilty mind
  • French: mens rea — guilty mind
  • Hindi: चोर की दाढ़ी में तिनका (cor kī dāṛhī mẽ tinkā) — guilty mind
  • Icelandic: brotavilji — guilty mind
  • Icelandic: vilji til brots — guilty mind
  • Japanese: 故意 (koi) — guilty mind
  • Spanish: mente rea — guilty mind