• a thing that is accepted as true or as certain to happen, without proof

Synonyms: supposition, presupposition, presumption, premise, belief, expectation, conjecture, speculation, surmise, guess, theory, hypothesis, postulation, conclusion, deduction, inference, thought, suspicion, notion, impression, fancy

• the action of taking on power or responsibility

Synonyms: acceptance, shouldering, handling, managing, tackling, taking on, seizure, seizing, taking, taking over, taking away, appropriation, appropriating, commandeering, expropriation, expropriating, confiscation, confiscating, requisition, requisitioning, hijack, hijacking, wresting, usurping, pre-empting, arrogation, claiming

• the reception of the Virgin Mary bodily into heaven. This was formally declared a doctrine of the Roman Catholic Church in 1950

• arrogance or presumption