Definitions
1.NounThe act of disjoining; disunion, separation.
2.NounThe state of being disjoined, contrasting, or opposing."the disjunction expressed by disjunctive conjunctions, such as but or or"
3.NounThe proposition resulting from the combination of two or more propositions using the or operator.
4.NounA logical operator that results in “true” when any of its operands are true.
5.NounDuring meiosis, the separation of chromosomes (homologous in meiosis I, and sister chromatids in meiosis II).