grondregel (zn):
(logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident
axiom
grondregel (zn):
A basic truth or law or assumption
principle
grondregel (zn):
(logic) a proposition that is accepted as true in order to provide a basis for logical reasoning
posit, postulate
Via: Ensyns.nl
Via: Memodata.com