Noun
premiss -
a statement that is assumed to be true and from which a conclusion can be drawn; "on the assumption that he has been injured we can infer that he will not to play"
premise ,
assumption
posit ,
postulate (logic) a proposition that is accepted as true in order to provide a basis for logical reasoning
major premise ,
major premiss the premise of a syllogism that contains the major term (which is the predicate of the conclusion)
minor premise ,
minor premiss ,
subsumption the premise of a syllogism that contains the minor term (which is the subject of the conclusion)
thesis an unproved statement put forward as a premise in an argument
precondition ,
stipulation ,
condition a condition that is a prerequisite
Verb
premiss -
take something as preexisting and given
premise
presuppose ,
suppose require as a necessary antecedent or precondition; "This step presupposes two prior ones"