well-informed

American  

[wel-in-fawrmd] / ˈwɛl ɪnˈfɔrmd /

adjective

1. having extensive knowledge, as in one particular subject or in a variety of subjects.

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well-informed British  

adjective

1. having knowledge about a great variety of subjects

   he seems to be a well-informed person

2. possessing reliable information on a particular subject

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Etymology

Origin of well-informed

late Middle English word dating back to 1400–50

Example Sentences

The people managing these endowments are highly intelligent and well-informed.

From MarketWatch

“We also will continue to cooperate fully with law enforcement. We urge all student-athletes to make well-informed choices to avoid jeopardizing the game and their eligibility.”

From Los Angeles Times

The study showed the "importance of ensuring that people have access to reliable and trusted information so they can make well-informed decisions," study co-author Paul Elliott of Imperial College London said in a statement.

From Barron's

One I heard while working as a journalist in Moscow in the early 1980s: “A pessimist is a well-informed optimist.”

From The Wall Street Journal

The identity of the oracular, or exceedingly well-informed, account holder is not known.

From MarketWatch

Related Words

• educated
• intelligent
• knowledgeable