con·clude / kənˈkloōd/ • v. 1. [tr.] bring (something) to an end: they conclude their study with these words | [intr.] we concluded by singing carols. ∎ [intr.] come to an end. ∎ formally and finally settle or arrange (a treaty or agreement). 2. arrive at a judgment or opinion by reasoning: the doctors concluded that Esther had suffered a stroke. ∎ say in conclusion: “It's a wicked old world,” she concluded. ∎ with dated decide to do something: I concluded to go without his knowledge.