1 - Connects at least two alternative words, phrases, clauses, sentences, etc. each of which could make a passage true. In English, this is the "inclusive or." The "exclusive or" is formed by "either [...] or".
2 - An operator denoting the disjunction of two propositions or truth values. There are two forms, the inclusive or and the exclusive or.
3 - Counts the elements before and after as two possibilities.





