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

So do well-informed experts and, more troubling, insiders with the ability to manipulate the betting markets that are proliferating so rapidly.

From Los Angeles Times • Mar. 12, 2026

Because of their business and interests in worldly affairs, Mr. McGinnis claims, the rich tend to be well-informed on policy matters.

From The Wall Street Journal • Feb. 17, 2026

For a democracy to exist, as those who founded this nation taught us, we need a well-informed electorate.

From Salon • Feb. 6, 2026

Yet a self-selecting survey of around 1,600 women, published in October by University College London, found that more than 75% felt that they are not well-informed enough about menopause.

From BBC • Jan. 22, 2026

I knew that he was particularly well-informed on the Afro- American’s plight, as for years he had lived and studied in America.

From "The Autobiography of Malcolm X" by Alex Malcolm X;Hailey

Related Words

• educated
• intelligent
• knowledgeable