PARITY • DICCIONARIO INGLES.COM • Definition of Parity

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/pˈɛrəti/ Listen

noun

Parity n.

1.

The quality or condition of being equal or equivalent; a like state or degree; equality; equivalence; close correspondence; analogy; as, parity of reasoning. "No parity of principle." "Equality of length and parity of numeration."

2.

Specifically: (Finance) Equivalence in value to the currency of another country.

3.

(Physics) A property assigned to elementary particles, conceptualized as a form of symmetry, representing the fact that no fundamental distinctions can be observed between right-handed and left-handed systems of particles in their interactions, and supported by the typical observation that the total parity of a system is unchanged as particles are created or annihilated; however, certain interactions involving the weak force have been shown to violate the principle of conservation of parity.

4.

(Physics) A property of the wave function of a system, which takes the value of +1 or -1, indicating whether the value of the wave function changes sign if each of the variables of the system is replaced by its negative.

5.

(Med.) The condition of having borne a child or children, alive or dead.

6.

(Math.) The property of being even or odd; as, 3 has odd parity, but 6 has even parity.

7.

Hence: (Computers) The property of having an even or odd number of bits set to the value of 1 (as opposed to 0); applied to bytes or larger groups of bits in a data structure. It is used mostly in the process of parity checking. The parity of a data structure can be changed by changing the value of the parity bit.

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Etymology of 'Parity'

Collaborative International Dictionary of English 0.48

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"Parity" Quotes from Famous Books

... le malheur est bon." But a comedy was written in the time of Philip IV., entitled, "No hay man que por bien no venga." He argues that Gil Blas is not the work of a Spaniard, because it does not, like Don Quixote, abound with proverbs; by a parity of reasoning, he might infer The Silent Lady was not written by an Englishman; as there is no allusion to ...

— Blackwood's Edinburgh Magazine - Volume 55, No. 344, June, 1844 • Various

... aristocracy of the rich. However, it must not be abandoned. And the way of getting rid of the difficulty is to establish the inequality as between department and department, leaving all the individuals in each department upon an exact par. Observe, that this parity between individuals had been before destroyed, when the qualifications within the departments were settled; nor does it seem a matter of great importance whether the equality of men be injured by masses or individually. An individual is not of the same ...

— The Works of the Right Honourable Edmund Burke, Vol. III. (of 12) • Edmund Burke

... AGREED upon the following provisions, which shall be annexed to the Treaty establishing the European Community. France will keep the privilege of monetary emission in its overseas territories under the terms established by its national laws, and will be solely entitled to determine the parity of the CFP franc. ...

— The Treaty of the European Union, Maastricht Treaty, 7th February, 1992 • European Union

... shown that the arguments against the genuineness of this part of Isaiah (and by parity of reason against certain sections of the first part) have their ground in the denial of prophetic inspiration, and cannot endure the test of sober criticism. The evidence, then, for the genuineness of these chapters remains in its full ...

— Companion to the Bible • E. P. Barrows

... denied so sea-serpentine a voluminousness. We suspect that the style is original with the Ex-Brigadier-Attorney-General, but, while we allow it the merit of novelty, we think there are some grave objections to its universal adoption. It would be a great check on hospitality; for, by parity of reason, the invitation should be as tedious as the reply, and a treaty of dinner would take nearly as much time as a treaty of peace. This would be a great damage to the butchers, whose interests ...

— Atlantic Monthly, Vol. II., November, 1858., No. XIII. • Various

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