informed

/ɪnˈfɔːmd/ (bre, ipa) · /ɪnˈfɔːrmd/ (ame, ipa) · /in-ˈfȯrmd/ (ame, mw)

informed — adjective

  • informedpositive
  • more informedcomparative
  • most informedsuperlative

1. having a broad and current understanding of a topic because you have read about

1.形容詞B1
釋義

having a broad and current understanding of a topic because you have read about it, studied it, or had direct experience with it.

例句

Suki reads several news websites each morning to stay informed about world events.

stay informed about [topic]

The conference featured an informed discussion on climate change between two leading scientists.

informed discussion

同義詞
  • knowledgeable

    directly interchangeable; 'knowledgeable' emphasizes depth of understanding while 'informed' emphasizes breadth and currency

  • well-read

    more specific — implies knowledge gained mainly through reading

  • educated

    broader — refers to formal learning rather than current awareness

反義詞

文法句型

informed about [topic]

well informed

keep/stay informed

用法筆記

Often used with intensifying adverbs such as 'well', 'better', 'fully', or 'poorly' before the adjective. The preferred preposition for the topic area is 'about', though 'on' also occurs in formal writing.

常見錯誤

❌I am informing about politics.
✅I am well informed about politics.
💡'informed' here is an adjective, not the past participle of 'inform'. Use 'well informed' or 'knowledgeable'.
❌She is informed in many subjects.
✅She is informed about many subjects.
💡The standard preposition with 'informed' in this sense is 'about', not 'in'.

2. resulting from careful consideration of the relevant facts and information, so t

2.形容詞B2
釋義

resulting from careful consideration of the relevant facts and information, so that the outcome is well-grounded rather than guessed or arbitrary.

例句

After reading the product reviews, Eva made an informed choice about which laptop to buy.

make an informed choice

The committee reached an informed verdict after reviewing all the evidence for three days.

同義詞
  • well-considered

    emphasizes the thought process; slightly less formal

  • reasoned

    focuses on logical analysis rather than factual awareness

  • calculated

    implies careful weighing of risks and benefits

反義詞
  • uninformed

    made without relevant facts or knowledge

  • arbitrary

    based on random choice rather than information

文法句型

informed + noun (decision/choice/consent/judgment/guess/estimate)

用法筆記

This sense is almost always used attributively (before a noun) and modifies nouns that refer to decisions, choices, or judgments. 'Informed consent' is a fixed legal and medical term.

常見錯誤

❌She gave an informing decision.
✅She gave an informed decision.
💡'informed' is an adjective describing the decision, not the present participle of the verb.
❌He made an informed decision about where to eat.
✅This is fine
💡but note that 'informed' in casual contexts like choosing a restaurant sounds overly formal. Reserve this sense for weightier decisions.