The phrase "a certain presumption" is correct and usable in written English.
It can be used when discussing an assumption or belief that is held to be true without definitive proof.
Example: "In legal matters, there is often a certain presumption of innocence until proven guilty."
Alternatives: "a specific assumption" or "a particular belief".
Mr. Wyden said the president articulated "the common sense message that if doctors act in line with their own professional guidelines, that ought to create a certain presumption that they have acted reasonably".
"When I arrived in Westminster, there was a certain presumption that was made about my background and I think the view was: 'Oh well, he's a black guy, he must have grown up on one of the council estates in Streatham.' I've never made any secret of the fact that it isn't the case, but people are quite shocked because they don't know what category to put you in".
On the basis of this limited record, however, we cannot conclude that this board is entitled to certain presumptions that generally attach to the decisions of a board whose majority consists of truly outside independent directors.
(c Prohibition of certain presumptions.
That is, embedded in those associations to which our loyalty is given are certain presumptions about the compatibility of the basic values attributable to the object of loyalty with those for which we stand (not that the values themselves are what ground the loyalty, for that might suggest that the loyalty is to the values).
Do you feel like when you sit down at a table there's a certain level of presumption about you and your ability to play?
The coaching model is different from the traditional conception of pedagogy, where there's a presumption that, after a certain point, the student no longer needs instruction.
Legislative regulations concerning competency are established on a strong presumption that persons older than a certain age are competent, whereas younger persons are not.
Although law is established on a strong presumption that persons younger than a certain age are not competent to consent, statutory age limits for asking children's consent to clinical research differ widely internationally.
A subtheme of the movie is the village's rigid moral code of behavior and its negative presumptions about unmarried women of a certain age.
The upgrade was so sharp it caused a certain amount of whiplash in general perceptions and a spreading presumption that the deal would done.
