thinker — English Dictionary

Noun

1. One who spends time thinking, contemplating or meditating.

   Examples

   The doer and the thinker No allowance for the other.

2. An intellectual, such as a philosopher or theologian.

   Examples

   More examples (1)

   From his studies of these thinkers and activists, Mr. Obama took what he called the “Niebuhrian” lesson that we can have “a cleareyed view of the world and the realities of cruelty and sin and greed and violence, and yet, still maintain a sense of hope and possibility, as an act of will and leap of faith.”

3. The brain; the mind.

   Usage

   • Slang

   Examples

   "Well, I tried to do like you and grandfather say; don't use my thinker, use imagination."

4. A poser; a conundrum that requires some thinking.

   Usage

   • Slang

   Examples

   HANK: The NRA is a Washington D.C. based organization. Are you telling me you support Washington D.C.? DALE: That's a thinker.

Noun

1. an important intellectual

   Synonyms

   creative thinkermind

   Broader terms

   intellectualintellect

   Examples

   the great minds of the 17th century

2. someone who exercises the mind (usually in an effort to reach a decision)

   Broader terms

   intellectualintellect