understand

/ˌʌndərˈstænd/
verb
  1. To know the meaning of something, such as words, a language, or an idea.
    • I understand the instructions for the game.
    • She understands Spanish but speaks it slowly.
    • Do you understand this math problem?
  2. To know how someone feels or why they do something; to have sympathy or insight.
    • He understands his friend's need for privacy.
    • They understand each other without saying a word.
    • I understand why you are upset about the news.
  3. To believe or have the impression that something is true based on information.
    • She understands that the store closes at nine.
    • I understand that the meeting has been moved to Friday.
    • We understand from the report that sales are improving.
  4. To be aware of the nature or significance of something.
    • It is important to understand the risks before investing.
    • He doesn't fully understand the consequences of his actions.
    • Scientists are working to understand climate change better.