DIS- n.
he same root as bis twice, and duo, E. two. See Two, and cf. Bi-, Di-, Dia-. Dis- denotes separation, a parting from, as in distribute, disconnect; hence it often has the force of a privative and negative, as in disarm, disoblige, disagree. Also intensive, as in dissever.
DISCRETIVE a.
Marking distinction or separation; disjunctive. Discretive proposition (Logic & Gram.), one that expresses distinction, opposition, or variety, by means of discretive particles, as but, though, yet, etc.; as, travelers change their climate, but not their temper.
DISJUNCTIVE a.
nnecting grammatically two words or clauses, expressing at the same time an opposition or separation inherent in the notions or thoughts; as, either, or, neither, nor, but, although, except, lest, etc. -- Disjunctive proposition, one in which the parts are connected by disjunctive conjunctions; as it is either day or…