The quality or condition of being equal or equivalent; A like state or degree; equality; close correspondence; analogy; as, parity of reasoning.
- Equality, as in amount, status, or value.
- Functional equivalence, as in the weaponry or military strength of adversaries: "A problem that has troubled the U.S.-Soviet relationship from the beginning has been the issue of parity” ( Charles William Maynes).
- The equivalent in value of a sum of money expressed in terms of a different currency at a fixed official rate of exchange.
- Equality of prices of goods or securities in two different markets.
- A level for farm-product prices maintained by governmental support and intended to give farmers the same purchasing power they had during a chosen base period.
- Mathematics The even or odd quality of an integer. If two integers are both odd or both even, they are said to have the same parity; if one is odd and one even, they have different parity.
- Physics An intrinsic symmetry property of subatomic particles that is characterized by the behavior of the wave function of such particles under reflection through the origin of spatial coordinates.
- Physics A quantum number, either +1 (even) or -1 (odd), that mathematically describes this property.
- Computer Science The even or odd quality of the number of 1's or 0's in a binary code, often used to determine the integrity of data especially after transmission.
- Computer Science A parity bit.
- The condition of having given birth.
- The number of children borne by one woman.