- equivalence in value in the currency of another country.
- equivalence in value at a fixed ratio between moneys of different metals.
- a property of a wave function, expressed as +1 or −1 and noting the relation of the given function to the function formed when each variable is replaced by its negative, +1 indicating that the functions are identical and −1 that the second function is the negative of the first.
- Also called intrinsic parity. a number +1 or −1 assigned to each kind of elementary particle in such a way that the product of the parities of the particles in a system of particles multiplied by the parity of the wave function describing the system is unchanged when particles are created or annihilated.
Definition for parity (2 of 2)
Examples from the Web for parity
On one hand, the rising drinking among women is a sign of parity.Elizabeth Peña and the Truth About Alcoholic Women|Gabrielle Glaser|October 24, 2014|DAILY BEAST
Early on, Oates establishes a parity between Cressida and Corporal Kincaid that runs the course of the narrative.
Our Framers intended for there to be equality and parity amongst the three branches of government.Obama’s SOTU Speech Proves He’s a Repeat Defender Who Can’t Govern|Ron Christie|January 30, 2014|DAILY BEAST
The number of federal judges appointed by Republicans and by Democrats is at parity with 390 each—and 93 vacancies.
The Icelandic kroner was introduced in 1922 at parity with the Danish krona and has since then lost 95.95% of its value.
If thrown out of parity with the actual market, the exchange market is bound to come back eventually.About sugar buying for Jobbers|B. W. Dyer
Parity among the four is not traceable earlier than Tatian (c. 175), the father of gospel 'harmonies.'The Making of the New Testament|Benjamin W. Bacon
He asserts also that a pardon granted by him would be void; which by parity of reasoning must extend to all his patents.
There had to be a parity of ranks; and the same principle might well apply to fortunes.Sir Walter Ralegh|William Stebbing
To that M. Venizelos replied that there was no parity between the two instances.The Inside Story Of The Peace Conference|Emile Joseph Dillon
British Dictionary definitions for parity (1 of 2)
noun plural -ties
- the amount of a foreign currency equivalent at the established exchange rate to a specific sum of domestic currency
- a similar equivalence between different forms of the same national currency, esp the gold equivalent of a unit of gold-standard currency
- a property of a physical system characterized by the behaviour of the sign of its wave function when all spatial coordinates are reversed in direction. The wave function either remains unchanged (even parity) or changes in sign (odd parity)
- a quantum number describing this property, equal to +1 for even parity systems and –1 for odd parity systemsSymbol: P See also conservation of parity