From Longman Dictionary of Contemporary Englishassumptionas‧sump‧tion /əˈsʌmpʃən/●くろまる●くろまる○しろまるW2AWL noun1[countable]THINK SO/NOT BE SURE something that you think is true although you have no definiteproof → assumeassumption thatA lot of people make the assumption that poverty only exists in the Third World.My calculations were based on the assumption that house prices would remain steady.assumption aboutPeople make a lot of assumptions about me.2[uncountable] formalCONTROL when someone starts to have control or powerassumption ofthe assumption of responsibilityCOLLOCATIONSverbsmake an assumptionYou’re making a lot of assumptions for which you have no proof.be based on/rest on an assumptionOur plans were based on the assumption that everyone would be willing to help.work on an assumption (=act according to something that may not be true)The police seemed to be working on the assumption that he was guilty.adjectivesa reasonable/valid assumptionThis seemed like a reasonable assumption.a common/general/widespread assumptionThere’s a common assumption that science is more difficult than other subjects.a basic/fundamental/underlying assumptionThere is a basic assumption in international law that a state will protect its citizens.a correct assumptionMany people acted on the correct assumption that interest rates would rise.a wrong/false/mistaken assumptionBoth theories are based on a single wrong assumption.an underlying assumption (=a belief that is used as the basis for an idea, but which may not be correct)There seems to be an underlying assumption in what he says that women are weaker than men.a tacit/unspoken assumption (=one that no one says aloud)There seemed to be a tacit assumption that they would get married.a questionable assumption (=one that is likely to be wrong)That assumption was obviously highly questionable.Examples from the Corpusassumption• The report also notes the confusedassumptions that governed the relationship between Kimmel and Short.• Yes the Socialists will probably win -- that seems a fairassumption.• Here we see that Bourdieu criticizesstructuralism for its assumptions, not of too little, but of too much scientific objectivity.• We also need to make assumptions about the knowledge of the people with whom we are interacting.• Any decisions made about allocations are not value-free but are now based on the originalassumptions about the weightings.• Questions to be explored include: How large is the gap between policyassumptions and social reality?• At that time we had to make the assumption that the disease was spreading and take action to stop it.• Eden acted on the assumption that his allies would support him.• It is clear that Dworkin does make this assumption.• When historians and anthropologists first began to investigate the issue of pre-patriarchal cultures they made two assumptions.assumption that• Fourteen-month-olds, with their innocentassumption that we all want the same thing, give her biscuits.• This definition follows from the assumption that half the labour force establishcontracts in even periods and half in odd periods.• But this was based on the assumption that the currenttaxrelieflimit of 30,000ドル would be increased in line with inflation.• It was his tenantJohn Combes who revolutionizedReddish, on the assumption that Cray would pay for most of it.• This modelpromoted the assumption thatevolution is based on a progressivetrend with the human race as its goal.• Reddy disagrees with the assumption that such expensiveenergysupply is necessary.• The rebuke or the dismissal, then, becomes more fuel for their assumption that things are always being done to them.Assumption, TheThe AssumptionAssumption, The1(in the RomanCatholicreligion) the bodily taking up of the Virgin Mary (=Jesus' mother) into heaven2the day (15 August) on which this event is celebrated