Definitions of conclusion:

• noun:   an intuitive assumption

  Example: "Jump to a conclusion"

• noun:   the last section of a communication

  Example: "In conclusion I want to say..."

• noun:   the proposition arrived at by logical reasoning (such as the proposition that must follow from the major and minor premises of a syllogism)
• noun:   a final settlement

  Example: "The conclusion of a business deal"

• noun:   event whose occurrence ends something
• noun:   the act of making up your mind about something

  Example: "He drew his conclusions quickly"

• noun:   the act of ending something
• noun:   a position or opinion or judgment reached after consideration

  Example: "His conclusion took the evidence into account"

• noun:   the temporal end; the concluding time