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There are 9 two-letter words containing O and R

or Or OR -or or- Or.RO r/o R&O

17 definitions found

  • or — conj. Connects at least two alternative words, phrases, clauses… — conj. (Logic) An operator denoting the disjunction of two propositions… — conj. Counts the elements before and after as two possibilities.
  • Or — prop.n. A surname.
  • OR — conj. (Logic) Inclusive or; either one proposition or the other is true or both. — conj. (Computer science) A lexical symbol to implement inclusive… — conj. (Electrical engineering) A logical gate to implement inclusive or.
  • -or — suff. Creates an agent noun, often from a verb, indicating a person… — suff. (Electrical science) Appended to the names of members of… — suff. Used to form nouns of quality, state, or condition.
  • or- — pref. (No longer productive) From the outset; original; out; out of; without.
  • Or. — prop.n. (Law) Abbreviation of Oregon, as used in case citations.
  • RO — n. Initialism of reverse osmosis. — n. Initialism of restraining order. — n. (Postal) Initialism of receiving office.
  • r/o — v. (Medicine) Initialism of rule out: used to indicate that a…
  • R&O — n. Initialism of resisting and obstructing.
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