What is the meaning of conclude?

verb

• Decide by reasoning; draw or come to a conclusion.
  • usage: "We reasoned that it was cheaper to rent than to buy a house"
  • synonyms: reason, reason out
• Bring to a close.
  • usage: "The committee concluded the meeting"
• Reach a conclusion after a discussion or deliberation.
  • synonyms: resolve
• Come to a close.
  • usage: "The concert closed with a nocturne by Chopin"
  • synonyms: close
• Reach agreement on.
  • usage: "They concluded an economic agreement"; "We concluded a cease-fire"