Intuition

• quick and ready insight
• immediate apprehension or cognition
  • knowledge or conviction gained by intuition
  • the power or faculty of attaining to direct knowledge or cognition without evident rational thought and inference.

Intuition is one source of empirical knowledge and common sense. A situation which is or appears to be true but violates our intuition is called a paradox (a paradox can also be a logical self-contradiction). An example of this is the Birthday paradox.

Intuition is one of the four axes of the Myers-Briggs Type Indicator.

The verb is to intuit.