A Quick and Simple Dictionary

OR

1. Conjunction.  (logic) Inclusive or; either one proposition or the other is true or both.
2. Conjunction.  (computer science) A lexical symbol to implement inclusive or in a computer language.
3. Conjunction.  (electrical engineering) A logical gate to implement inclusive or.
4. Noun.  (logic) The binary operator ''inclusive or'', true if one at least one of two inputs is true. In infix notation, it has values.
5. (abbreviation) .  Orissa, a state of India.
6. (abbreviation) .  Oregon, a state of the United States of America.
7. (abbreviation) .  Operations research.
8. (initialism) .  operating room.
9. (initialism) .  operations research.
10. (initialism) .  (sports) Olympic Record.
11. Conjunction.  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 "either...or".
12. Conjunction.  Logical union of two sets of values. There are two forms, an exclusive or and an inclusive or.
13. Conjunction.  Counts the elements before and after as two possibilities.
14. Conjunction.  otherwise; a consequence of the condition that the previous is false.
15. Conjunction.  Connects two equivalent names.
16. Noun.  (tincture) The gold or yellow tincture on a coat of arms.
17. Adjective.  (tincture) Of gold or yellow tincture on a coat of arms.
18. Adverb.  (obsolete) Early (on).
19. Adverb.  (obsolete) Earlier, previously.
20. Preposition.  (context, now) Before; ere.