AskDefine | Define parity

Dictionary Definition

parity

Noun

1 (obstetrics) the number of live-born children a woman has delivered; "the parity of the mother must be considered"; "a bipara is a woman who has given birth to two children" [syn: para]
2 (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
3 (computer science) abit 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 [syn: parity bit, check bit]
4 (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 [syn: conservation of parity, space-reflection symmetry, mirror symmetry]
5 functional equality

User Contributed Dictionary

English

Etymology

From parité < paritas < par

Noun

  1. In the context of "uncountable": equal; even; of comparable strength or intensity
  2. In the context of "countable}}

Extensive Definition

Parity is a concept of equality of status or functional equivalence. It has several different specific definitions.
  • Parity (physics), the name of the symmetry of interactions under spatial inversion
  • Parity (mathematics) indicates whether a number is even or odd
  • Parity (medicine), the number of times a woman or female animal has given birth
  • Parity Pricing (marketing)
  • Parity bit, in computing, a very simple example of an error detecting code
  • Purchasing power parity, in economics, an estimate of the exchange rate required to equalise the purchasing power of different currencies, given the prices of goods and services in the countries concerned
  • Interest rate parity, in finance, refers to the notion that the differential in interest rates between two countries is equal to the differential between the forward exchange rate and the spot exchange rate
  • Base parity, in human genetics, the G/C ratio in regions of DNA
  • Put–call parity, in financial mathematics, defines a relationship between the price of a European call option and a European put option—both with the identical strike price and expiry
  • Parity (sports) refers to engineering an equal playing field in which all teams can compete, regardless of their economic circumstances
  • In demography, the number of reproductive events (births)
  • Potty parity attempts to equalize the waiting times of males and females in restroom queues by designating or building more women's restrooms, giving them more facilities to use
  • A tactic in othello
  • Militarily, it refers to having a comparable force as one's enemy, such as geopolitically as in mutual assured destruction
  • Parity is a case on a Rubik's Revenge cube that may not occur on 3x3 Rubik's Cube
parity in Tosk Albanian: Parität
parity in Czech: Parita
parity in German: Parität
parity in Spanish: Paridad
parity in French: Parité
parity in Hungarian: Paritás
parity in Dutch: Pariteit
parity in Portuguese: Paridade
parity in Russian: Чётность
parity in Slovak: Parita

Synonyms, Antonyms and Related Words

accordance, agreement, alikeness, alliance, analogy, aping, approach, approximation, asking price, assimilation, balance, bearish prices, bid price, book value, bullish prices, call price, closeness, closing price, coequality, coextension, community, comparability, comparison, conformity, congruence, congruity, consistency, copying, correspondence, decline, equality, equation, equilibrium, equipoise, equipollence, equiponderance, equity, equivalence, equivalency, evenness, face value, fixed price, flash price, flurry, flutter, high, identity, imitation, issue par, issue price, justice, levelness, likeness, likening, low, market price, market value, metaphor, mimicking, nearness, nominal value, offering price, opening price, par, par value, parallelism, poise, price, proportion, put price, quotation, quoted price, rally, resemblance, sameness, semblance, settling price, similarity, simile, similitude, simulation, stated value, swings, symmetry, uniformity
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