Main Entry: in·con·sis·tent

Pronunciation: \-tənt\

Function: adjective

Date: 1620

: lacking consistency: as a : not compatible with another fact or claim <inconsistent statements> b : containing incompatible elements <an inconsistent argument> c : incoherent or illogical in thought or actions : changeable d : not satisfiable by the same set of values for the unknowns <inconsistent equations> <inconsistent inequalities>

— in·con·sis·tent·ly adverb