1 In formal logic the conjunction of two elementary propositions p and q by the logical particle or1 which is true if and only if at least one of the elementary propositions is true. Or1 corresponds to Lat. vel (‘or also’) which can be...

n. 1. In a rule schema, a listing of two or more elements or groups of elements such that exactly one of them must be taken on any one reading of the schema; the elements in the disjunction are commonly enclosed in braces. See braces (sense 1) for an...

// n. A coordinate structure which expresses a choice among alternatives, such as coffee or...

. See...

OR logic gate. Listen to this article (info/dl) disjunction.ogg This audio file was created from a revision dated 2006-07-21, and may not reflect subsequent edits to the article. (Audio help) More spoken articles...