- Also called disjunctive, inclusive disjunction. a compound proposition that is true if and only if at least one of a number of alternatives is true.
- Also called exclusive disjunction. a compound proposition that is true if and only if one and only one of a number of alternatives is true.
- the relation among the components of such a proposition, usually expressed by AND or V.
Examples from the Web for disjunction
There would have been continuity between the painted and real world, instead of disjunction.
The problem of distance is compounded by distraction and disjunction.
We all sense this disjunction between wanting to make the world, the whole world so much larger than this boot room.
Here the disjunction is nominal; sovereign and supreme governor being different names for the same object.A Handbook of the English Language|Robert Gordon Latham
This, if not quite causing a disjunction, would facilitate the operation of the knife in the usual way.The Repairing & Restoration of Violins|Horace Petherick
Is not that disjunction the ultimate word of Logic in the matter, and can any disjunction, as such, resolve itself?Essays in Radical Empiricism|William James
The advantage of symbolical writing over allegory is, that it presumes no disjunction of faculties, but simple predominance.II.Literary Remains (1)|Coleridge
Third generation: disjunction of the hybrid groups takes place and new permanent groups are formed.Pedagogical Anthropology|Maria Montessori
British Dictionary definitions for disjunction
- the operator that forms a compound sentence from two given sentences and corresponds to the English or
- a sentence so formed. Usually written p ∨ q where p, q are the component sentences, it is true (inclusive sense) whenever either or both of the latter are true; the exclusive disjunction, for which there is no symbol, is true when either but not both disjuncts is
- the relation between such sentences
Word Origin and History for disjunction
c.1400, disjunccioun, from Old French disjunction (13c.) or directly from Latin disjunctionem "separation," noun of action from past participle stem of disjungere (see disjointed).