Definition from Wiktionary, the free dictionary
- Rhymes: -ɛmə
trilemma (plural trilemmas)
- A circumstance in which a choice must be made between three options that seem equally undesirable.
- (logic) An argument containing three alternatives, jointly exhaustive either under any condition(s) or under all condition(s) consistent with the universe of discourse of that argument, that each imply the same conclusion.