Either/Or is an influential book by philosopher Søren Kierkegaard.

Either/Or and related terms may also refer to:

• Either/Or (book), a novel by Elif Batuman
• Either/Or (album), music by Elliott Smith
• Either/Or (TV series), a comedy game show
• either...or and neither...nor, examples of correlative conjunctions in English
• Exclusive or, the logical meaning of "either ... or ... but not both"
• Logical disjunction, the logical meaning of "either ... or ... or both"
• Either-or fallacy, another name for false dilemma
• Either–or topology, a structure in mathematics

See also

• For some other uses of the English words either and neither:
  • Correlative conjunction
  • English determiners
  • Indefinite pronoun
  • Wiktionary entries for either and neither
• Or (disambiguation)
• Nor (disambiguation)
• All pages with titles beginning with Either
• All pages with titles beginning with Neither
• Ether Or

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