名词

1. 假定；假设
A presumption is something that is accepted as true but is not certain to be true.

2. 擅自；放肆；冒昧
If you describe someone's behaviour as presumption, you disapprove of it because they are doing something that they have no right to do.

1. a kind of discourtesy in the form of an act of presuming

e.g. his presumption was intolerable

2. audacious (even arrogant) behavior that you have no right to

e.g. he despised them for their presumptuousness

Synonym: presumptuousnesseffronteryassumption

3. (law) an inference of the truth of a fact from other facts proved or admitted or judicially noticed

4. an assumption that is taken for granted

Synonym: givenprecondition