topic

Noun

• some situation or event that is thought about
  • he kept drifting off the topic
    
  • he had been thinking about the subject for several years
    
  • it is a matter for the police
    

• the subject matter of a conversation or discussion
  • he didn't want to discuss that subject
    
  • it was a very sensitive topic
    
  • his letters were always on the theme of love
    

Related words

• Synonyms: 
  subject , issue , matter , theme