verb
to take something for granted or as true or existent especially as a basis for action or reasoning
a lecturer who talks above the heads of his listeners presupposes too extensive a knowledge on their part
Synonyms: assume, posit, postulate, premise, presume
Related Word: conjecture, guess, surmise; deduce, infer, judge; believe, expect, gather, imagine, reckon, suppose, suspect, take, think, understand; preconceive