Definition of Parity

1. Noun. (obstetrics) the number of liveborn children a woman has delivered. "A bipara is a woman who has given birth to two children"

Exact synonyms: Para
Category relationships: Midwifery, Ob, Obstetrics, Tocology
Generic synonyms: Gestation, Maternity, Pregnancy
Derivative terms: Parous

2. Noun. (mathematics) a relation between a pair of integers: if both integers are odd or both are even they have the same parity; if one is odd and the other is even they have different parity. "Parity is often used to check the integrity of transmitted data"
Category relationships: Math, Mathematics, Maths
Generic synonyms: Mathematical Relation
Specialized synonyms: Evenness, Oddness

3. Noun. (computer science) a bit that is used in an error detection procedure in which a 0 or 1 is added to each group of bits so that it will have either an odd number of 1's or an even number of 1's; e.g., if the parity is odd then any group of bits that arrives with an even number of 1's must contain an error.
Exact synonyms: Check Bit, Parity Bit
Category relationships: Computer Science, Computing
Generic synonyms: Bit

4. Noun. (physics) parity is conserved in a universe in which the laws of physics are the same in a right-handed system of coordinates as in a left-handed system.

5. Noun. Functional equality.
Generic synonyms: Equivalence

Definition of Parity

1. n. The quality or condition of being equal or equivalent; A like state or degree; equality; close correspondence; analogy; as, parity of reasoning.

Definition of Parity

1. Noun. (context: uncountable) Equality; comparability of strength or intensity. ¹

2. Noun. (mathematics countable) A set with the property of having all of its elements belonging to one of two disjoint subsets, especially a set of integers split in subsets of ''even'' and ''odd'' elements. ¹

3. Noun. (mathematics countable) The classification of an element of a set with parity into one of the two sets. ¹

4. Noun. (physics countable) Symmetry of interactions under spatial inversion. ¹

5. Noun. (games countable) In reversi, the last move within a given sector of the board. ¹

6. Noun. (medicine countable) The number of times a woman has given birth. ¹

7. Noun. (agriculture countable) The number of times a sow has farrowed. ¹

¹ Source:

Definition of Parity

1. equality [n -TIES] - See also: equality

Medical Definition of Parity

1. The quality or condition of being equal or equivalent; A like state or degree; equality; close correspondence; analogy; as, parity of reasoning. "No parity of principle." "Equality of length and parity of numeration." (Sir T. Browne) Origin: L. Paritas, fr. Par, paris, equal: cf. F. Parite. See Pair, Peer an equal. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Parity

parity (current term)
parity bit
parity check
park and ride
park bench
park commissioner
park light
park lights
park that thought
park the car in Harvard Yard
parka squirrel

Literary usage of Parity

Below you will find example usage of this term as found in modern and/or classical literature:

1. Principles of Economics by Henry Rogers Seager (1917)
"As already stated, it is the monetary policy of the United States to maintain an exact parity between the value of its gold coin and the value of the gold ..."

2. Practical Bank Operation by Loyd Helvetius Langston, First National City Bank of New York (1921)
"For the ready reference of the traders a parity sheet is prepared from the ... The parity Sheet The parity sheet consists of a tabulation of the rates of ..."

3. Foreign Exchange: Theory and Practice by Thomas York (1920)
"Thus, when demand exchange is quoted below parity with \i spot cables, the demand for it increases and the supply decreases; while the demand for spot ..."

4. 3-D Deterministic Radiation Transport Computer Programs: Features by OECD Nuclear Energy Agency (1997)
"The first set relates to the relative accuracy of the even-parity, odd-parity, ... We performed P, calculations for this problem solving the even-parity, ..."

5. Report of the Commissioner of Corporations on Cotton Exchanges by United States Bureau of Corporations, Herbert Knox Smith (1908)
"parity between the price of spot cotton and the price of future contracts for ... Particular importance of maintaining a normal parity between the spot and ..."

6. The Table-talk of John Selden by John Selden (1856)
"parity.-\ IS is the Juggling Trick of the parity, they would have no body above them, ... f parity.—H. Peacham in his " Minerva Britannia, or a Garden of ..."

7. The Republican Campaign Textbook by Republican National Committee (U.S.), Republican Congressional Committee (1898)
"It has. been, found that so long as the limit is not exceeded there is comparatively little trouble in maintaining at a parity with gold the amount of ..."

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