- The definition of an assumption is an idea that is formed without evidence.
An example of an assumption is that there will be food at a party.
- Assumption is defined as the act of taking on new responsibilities.
An example of assumption is the fulfillment of the duties of another person who has been fired from your company.
- Religion the taking up of a person into heaven
- the taking up of the body and soul of the Virgin Mary into heaven after her death
- a church festival on Aug. 15 celebrating this
- the act of assuming; a taking upon oneself, taking over, or taking for granted
- anything taken for granted; supposition
- The act of taking to or upon oneself: assumption of an obligation.
- The act of taking possession or asserting a claim: assumption of command.
- The act of taking for granted: assumption of a false theory.
- Something taken for granted or accepted as true without proof; a supposition: a valid assumption.
- Presumption; arrogance.
- Logic A minor premise.
- Assumption Christianity The taking up of the Virgin Mary into heaven in body and soul after her death, observed as a feast on August 15.
Origin of assumptionMiddle English assumpcion from Latin assūmptiō assūmptiōn- adoption from assūmptus past participle of assūmere to adopt ; see assume .
c. 1670 painting, The Assumption of the Virgin, by Bartolomé Esteban Murillo
- The act of assuming, or taking to or upon one's self; the act of taking up or adopting.
- His assumption of secretarial duties was timely.
- The act of taking for granted, or supposing a thing without proof; a supposition; an unwarrantable claim.
- Their assumption of his guilt disqualified them from jury duty.
- The thing supposed; a postulate, or proposition assumed; a supposition.
- (logic) The minor or second proposition in a categorical syllogism.
- The taking of a person up into heaven.
- A festival in honor of the ascent of the Virgin Mary into heaven.
- (rhetoric) Assumptio.
assumption - Investment & Finance Definition
The act of taking responsibility for another person or corporation’s liabilities. For example, a mortgage may be assumed by another buyer. In this case, the seller remains secondarily responsible for the mortgage payment unless the seller is relieved of those responsibilities by the lender.
assumption - Legal Definition
- Something the truth of which is taken for granted; a supposition.
- The act of taking for or on oneself, especially accepting, or agreeing to take the responsibility for, the obligation of another.