understanding

/ˌʌndərˈstændɪŋ/
noun
  1. The ability to comprehend or grasp the meaning of something.
    • His understanding of the problem was incomplete.
    • Reading helps improve your understanding of the world.
    • She has a deep understanding of mathematics.
  2. A mutual agreement or arrangement, often informal.
    • We reached an understanding about sharing the car.
    • The two countries signed a trade understanding.
    • They had a silent understanding not to discuss politics.
  3. Sympathetic awareness or tolerance of others' feelings.
    • A good teacher has patience and understanding.
    • She showed great understanding when her friend was upset.
    • He listened with understanding to her problems.
adjective
  1. Showing sympathy and tolerance toward others.
    • The teacher was understanding about the late homework.
    • She is an understanding friend who never judges.
    • My boss is very understanding when I need time off.