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1. Know and comprehend the nature or meaning of
   "She did not understand her husband"; "I understand what she means"
    
2. Perceive (an idea or situation) mentally
   "I don't understand the idea";
   - realize, realise [Brit], see
    
3. Make sense of a language
   "She understands French";
   - read, interpret, translate
    
4. Believe to be the case
   "I understand you have no previous experience?";
   - infer
    
5. Be understanding of
   "You don't need to explain--I understand!";
   - sympathize, sympathise [Brit], empathize, empathise [Brit]

Derived forms: understanding, understood, understands

Type of: believe

Encyclopedia: Understand