1. Bring to a close
   "The committee concluded the meeting"
    
2. Decide by reasoning; draw or come to a conclusion
   "We concluded that it was cheaper to rent than to buy a house";
   - reason, reason out
    
3. Reach a conclusion after a discussion or deliberation
   "The committee concluded that further research was necessary";
   - resolve
    
4. Reach agreement on
   "They concluded an economic agreement"; "We concluded a cease-fire"
    
5. Finish in a particular way or with a particular event
   "The concert concluded with a nocturne by Chopin";
   - close

Derived forms: concluded, concludes, concluding

Type of: agree, cease, cerebrate, cogitate, concord, concur, end, finish, hold, stop, terminate, think