Relating to disjunction.

(chiefly humorous) Excessive disjointedness.

(logic) A logical argument of the form that if there are only two possibilities, and one of them is ruled out, then the other must take place. In symbols: P∨Q,¬P⊢Q

plural of disjunctive syllogism

plural of inclusive disjunction

(logic) A disjunction which is true if at least one of its disjuncts is true.

(logic) A disjunction which is true if only one, but not both, of its disjuncts is true.

plural of exclusive disjunction

(logic) The form of a boolean formula that the formula has if the formula is a disjunction of conjunctions of literals, such as “(A and B and C) or (D and E and not F)”.

(logic) Disjunctive normal form with the additional property that all of the terms of the sum contain the same literals, so that the terms differ from each other only in their patterns of complementation (of their literals).