different between variance vs contention

English

Alternative forms

• variaunce (obsolete)
• var (abbreviation)

Etymology

From Middle English variance, variaunce, from Old French variance or directly from Anglo-Latin variaunce, veriaunce, wariaunce; all from Latin variantia.

Pronunciation

• (UK) IPA^(key): /?v???i.?ns/
• (US) IPA^(key): /?væ?i.?nts/ (Mary–marry–merry distinction)
• (US) IPA^(key): /?v??i.?nts/ (Mary–marry–merry merger)

Noun

variance (countable and uncountable, plural variances)

1. The act of varying or the state of being variable.
2. A difference between what is expected and what is observed; deviation.
3. The state of differing or being in conflict.
4. An official permit to do something that is ordinarily forbidden by regulations.
5. (law) A discrepancy between two legal documents.
6. (law) A departure from a cause of action originally in a complaint.
8. (statistics) The second central moment in probability.
9. (physics, chemistry, biology) The number of degrees of freedom in a system.
10. (computing, programming) Covariance and contravariance generally.

    Depending on the variance of the type constructor, the subtyping relation of the simple types may be either preserved, reversed, or ignored for the respective complex types.

Derived terms

Translations

French

Etymology

From Latin variantia.

Pronunciation

• IPA^(key): /va.?j??s/
• Rhymes: -??s

Noun

variance f (plural variances)

1. variance

Further reading

• “variance” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

English

Etymology

From Middle English contencion, borrowed from Old French contencion, from Latin contentio, contentionem, from contend? (past participle contentus); see contend.

Pronunciation

• IPA^(key): /k?n?t?n??n/
• Hyphenation: con?ten?tion

Noun

contention (countable and uncountable, plural contentions)

1. Argument, contest, debate, strife, struggle.
2. A point maintained in an argument, or a line of argument taken in its support; the subject matter of discussion of strife; a position taken or contended for.

   It is my contention that state lotteries are taxes on stupid people.

3. (computing, telecommunications) Competition by parts of a system or its users for a limited resource.

Synonyms

• gainstrife, gainstriving, wrangling

Hyponyms

• (computing) resource contention

Derived terms

• bone of contention
• contention system
• in contention
• resource contention

Related terms

Translations

References

• contention on Wikipedia.Wikipedia

Further reading

• contention in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• contention in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.

Old French

Etymology

Borrowed from Latin contentio, contentionem. Cf. the inherited form contençon, and see also tençon.

Noun

contention f (oblique plural contentions, nominative singular contention, nominative plural contentions)

1. dispute; quarrel; disagreement

Related terms

• contendre
• contençon
• tençon

Descendants

• English: contention
• French: contention