assumption

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The act of taking to or upon oneself: assumption of an obligation.
2. n. The act of taking possession or asserting a claim: assumption of command.
3. n. The act of taking for granted: assumption of a false theory.
4. n. Something taken for granted or accepted as true without proof; a supposition: a valid assumption.
5. n. Presumption; arrogance.
6. n. Logic A minor premise.
7. n. Christianity The taking up of the Virgin Mary into heaven in body and soul after her death.
8. n. A feast celebrating this event.
9. n. August 15, the day on which this feast is observed.

Century Dictionary and Cyclopedia

1. n. The act of taking to one's self; a taking upon one's self; undertaking.
2. n. The act of taking for granted, or supposing without proof; supposition.
3. n. The thing supposed; a postulate or proposition assumed.
4. n. In logic, the minor premise in a categorical syllogism.
5. n. [This use of the word, originating with Cicero (Latin assumptio), was revived in the sixteenth century, and is common in modern Latin, but is rare in English.]
6. n. The taking up of a person into heaven; specifically, the traditional anticipated resurrection or bodily taking up into heaven of the Virgin Mary after her death, celebrated by the Roman Catholic, Greek, and Oriental churches by the feast of the Assumption on the 15th of August.
7. n. Adoption, or making use of.
8. n. In law, the agreement of the transferee of property to pay obligations of the transferror which are chargeable on it.
9. n. A conceited disposition, characterized by a tendency to claim more than is one's due; presumption.

Wiktionary

1. n. The act of assuming, or taking to or upon one's self; the act of taking up or adopting.
2. n. The act of taking for granted, or supposing a thing without proof; a supposition; an unwarrantable claim.
3. n. The thing supposed; a postulate, or proposition assumed; a supposition.
4. n. The minor or second proposition in a categorical syllogism.
5. n. The taking of a person up into heaven.
6. n. A festival in honor of the ascent of the Virgin Mary into heaven.
7. n. Assumptio.

GNU Webster's 1913

1. n. The act of assuming, or taking to or upon one's self; the act of taking up or adopting.
2. n. The act of taking for granted, or supposing a thing without proof; supposition; unwarrantable claim.
3. n. The thing supposed; a postulate, or proposition assumed; a supposition.
4. n. The minor or second proposition in a categorical syllogism.
5. n. The taking of a person up into heaven. A festival in honor of the ascent of the Virgin Mary into heaven.

WordNet 3.0

1. n. (Christianity) the taking up of the body and soul of the Virgin Mary when her earthly life had ended
2. n. a statement that is assumed to be true and from which a conclusion can be drawn
3. n. the act of taking possession of or power over something
4. n. celebration in the Roman Catholic Church of the Virgin Mary's being taken up into heaven when her earthly life ended; corresponds to the Dormition in the Eastern Orthodox Church
5. n. audacious (even arrogant) behavior that you have no right to
6. n. a hypothesis that is taken for granted
7. n. the act of assuming or taking for granted