A circumstance in which a choice must be made between three options that seem equally undesirable.

plural of trilemma

Synonym of Münchhausen trilemma

(philosophy) The problem in epistemology that all three ways of providing a proof — circular argument, regressive argument, and axiomatic argument — may be regarded as unsatisfactory.

(theology) An apologetic argument for the divinity of Jesus, claiming that if he was not divine then he must have been either evil or deluded.

Of or relating to a trilemma.