idea

/ī-ˈdē-ə/

Middle English, from Latin, from Greek, from idein to see

noun

  1. a formulated thought or opinion

  2. whatever is known or supposed about something

  3. the central meaning or chief end of a particular action or situation

idea concept conception thought notion impression mean what exists in the mind as a representation (as of something comprehended) or as a formulation (as of a plan). idea may apply to a mental image or formulation of something seen or known or imagined, to a pure abstraction, or to something assumed or vaguely sensed. concept may apply to the idea formed by consideration of instances of a species or genus or, more broadly, to any idea of what a thing ought to be.

idiom

  1. to understand

"Yes we're late, but it was raining, then we got a flat tire …" "All right, I get the idea."

idiom

  1. to misunderstand someone

I think he made a mistake, but don't get the wrong idea, I still think he has done a good job overall.