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English definition of “pain”

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pain

noun [C/U]  /peɪn/ us  
a bad or unpleasant physical feeling, often caused by injury or illness, that you want to stop, or an emotional feeling of this type: [U] Your whole perspective on life changes when you’re in pain. [C] He was admitted to the hospital with chest pains.
pain
verb [T]  /peɪn/ us  
fml It pained him when he did not make the high school football team.
painful
adjective  /ˈpeɪn·fəl/ us  
A painful leg injury forced her to withdraw from the competition.
(Definition of pain from the Cambridge Academic Content Dictionary © Cambridge University Press)
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