noun.
An assumption made beforehand; a preliminary conjecture or speculation.
noun.
The act of presupposing.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the act of presupposing; a supposition made prior to having knowledge (as for the purpose of argument)
Word Usage
"Inherent in this presupposition is the idea that progress is the privilege of Europeans 'descendants, out of which biased ideas about Africans and others are fostered and accepted as truth."