understand definition

1. know and comprehend the nature or meaning of
• examples: She did not understand her husband
• examples: I understand what she means
2. perceive (an idea or situation) mentally
• examples: Now I see!
• examples: I just can't see your point
• examples: Does she realize how important this decision is?
• examples: I don't understand the idea
3. make sense of a language
• examples: She understands French
• examples: Can you read Greek?
4. believe to be the case
• examples: I understand you have no previous experience?