Wiktionary

unit

See also: unît

English

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Etymology

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Formerly unite, a later form of unity; see unity.

Pronunciation

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Noun

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unit (plural units)

  1. (mathematics) Oneness, singularity, seen as a component of a whole number; a magnitude of one. [from 16th c.]
    • 1570, John Dee, in H. Billingsley (trans.) Euclid, Elements of Geometry, Preface:
      Number, we define, to be, a certayne Mathematicall Sũme, of Vnits. [Note the worde, Vnit, to expresse the Greke Monas, & not Vnitie: as we haue all, commonly, till now, vsed.]
  3. (sciences) A standard measure of a quantity or magnitude.
    Hyponym: SI unit
    Synonyms: unit of measure, unit of measurement
    The centimetre is a unit of length.
    The pound sterling is a unit of currency.
  4. (computing) A basic, self-contained component or module that performs a specific function inside a computer system.
    Hyponym: arithmetic logic unit
  5. The number one.
  6. Ellipsis of international unit.
    This pill provides 500 units of Vitamin E.
  7. An organized group comprising people or equipment.
    He was a member of a special police unit.
  8. (education) A course, lesson, or section of a curriculum covering a particular topic or skill.
    We're starting a new unit on photosynthesis next week.
  9. (military, informal) A member of a military organization.
    The fifth tank brigade moved in with 20 units. (i.e., 20 tanks)
  10. (commerce) An item which may be sold singly.
    We shipped nearly twice as many units this month as last month.
  11. (US, UK, Australia, New Zealand) Any piece of equipment, such as an appliance, power tool, stereo system, computer, tractor, or machinery.
    This air-conditioner is the most efficient unit we sell.
  12. (retail) A structure used to display goods for sale (usually containing shelves, pegs or hooks)
    Coordinate terms: bay, display, FSDU, gondola, stand
  13. (US, Australia, New Zealand) A measure of housing equivalent to the living quarters of one household; an apartment where a group of apartments is contained in one or more multi-storied buildings or a group of dwellings is in one or more single storey buildings, usually arranged around a driveway.
    The new apartment complex will have 50 units.
  14. (medicine) A quantity of approximately 517 milliliters (1.1 U.S. pints) of blood.
  15. (US, military) Any military element whose structure is prescribed by competent authority, such as a table of organization and equipment; specifically, part of an organization.[1]
  16. (US, military) An organization title of a subdivision of a group in a task force.[1]
  17. (US, military) A standard or basic quantity into which an item of supply is divided, issued, or detailed.[1]
    Synonym: unit of issue
  18. (US, military) With regard to Reserve Components of the Armed Forces, denotes a Selected Reserve unit organized, equipped, and trained for mobilization to serve on active duty as a unit or to augment or be augmented by another unit. Headquarters and support functions without wartime missions are not considered units.[1]
  19. (algebra) The identity element, the neutral element.
    Synonyms: identity element, unity, unit element
    • 2005, Serge Lang, Algebra, 3rd edition, Springer, →ISBN, page 3:
      An element 𝑒 of 𝑆 such that 𝑒𝑥 = 𝑥 = 𝑥𝑒 for all 𝑥 ∈ 𝑆 is called a unit element. (When the law of composition is written additively, the unit element is denoted by 0, and is called a zero element.)
  20. (algebra) An element having an inverse, an invertible element; an associate of the unity.
    Hypernym: regular element
    • 1990, A. I. Kostrikin, I. R. Shafarevich, editors, Algebra I, Springer, →ISBN, page 22:
      Let 𝐴 be an arbitrary integral domain. We say that an element 𝑎 ∈ 𝐴 is invertible or is a unit of 𝐴 if it has an inverse in 𝐴; in ℤ the units are ±1, […]
  21. (category theory) In an adjunction, a natural transformation from the identity functor of the domain of the left adjoint functor to the composition of the right adjoint functor with the left adjoint functor.
  22. (geology) A volume of rock or ice of identifiable origin and age range that is defined by the distinctive and dominant, easily mapped and recognizable petrographic, lithologic or paleontologic features (facies) that characterize it.
    • 2012, Chinle Miller, In Mesozoic Lands: The Mesozoic Geology of Arches and Canyonlands National Parks, Kindle edition:
      For example, the Moenkopi Formation was named for the small settlement of Moenkopi, Arizona where the formation was first defined as being a separate unit from the rocks above and beneath it.
  23. (UK) A unit of alcohol.
  24. (UK, electricity) One kilowatt-hour (as recorded on an electricity meter).
  25. (historical) A gold coin of the reign of James I, worth twenty shillings.
  26. A work unit.
  27. (UK, Australia, slang) A physically large person.
    • 2018 December 11, “Aylesbury goalkeeper, 14, dies after match injury”, in BBC News:
      Luca's father, Americo Campanaro, said: "I feel like my heart has been ripped out."
      Mr Campanaro added: "He was a big lad, a big unit, that's why he was a goalkeeper, with a big heart to match. A gentle giant."
  28. (US, slang, vulgar) A penis, especially a large one.

Derived terms

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Translations

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Adjective

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unit (not comparable)

  1. For each unit.
    We have to keep our unit costs down if we want to make a profit.
  2. (mathematics) Having a size or magnitude of one.
    • 1990, William W. S. Wei, Time Series Analysis, →ISBN, page 9:
      Consider the following time sequence
       ,
      where   is a random variable with a zero mean and a unit variance and   is a random variable with a uniform distribution on the interval   independent of  .

Translations

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References

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  1. ↑ 1.0 1.1 1.2 1.3 Joint Publication 1-02 U.S. Department of Defense Dictionary of Military and Associated Terms; 12 April 2001 (As Amended Through 14 April 2006).

Further reading

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Anagrams

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Catalan

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Pronunciation

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Adjective

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unit (feminine unida, masculine plural units, feminine plural unides)

  1. united

Derived terms

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Participle

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unit (feminine unida, masculine plural units, feminine plural unides)

  1. past participle of unir

Central Bikol

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Pronunciation

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  • IPA(key): /ˈʔunit/ [ˈʔu.n̪it]
  • Hyphenation: u‧nit

Noun

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únit (Basahan spelling ᜂᜈᜒᜆ᜔)

  1. (Tabaco–Legazpi–Sorsogon, anatomy) skin; scalp
    Synonyms: kublit, balat

French

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Pronunciation

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Verb

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unit

  1. inflection of unir:
    1. third-person singular present indicative
    2. third-person singular past historic

Anagrams

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Indonesian

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Indonesian Wikipedia has an article on:
Wikipedia id

Etymology

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From English unit.

Pronunciation

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  • IPA(key): [ˈʊnɪt̚]
  • Hyphenation: unit

Noun

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unit (plural unit-unit)

  1. unit:
    1. (mathematics) oneness, singularity, seen as a component of a whole number; a magnitude of one
      Synonym: satuan
    2. (sciences) a standard measure of a quantity

Classifier

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unit

  1. Classifier for singularity.

Derived terms

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Further reading

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Latin

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Verb

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ūnit

  1. third-person singular present active indicative of ūniō

Occitan

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Pronunciation

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Adjective

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unit m (feminine singular unida, masculine plural units, feminine plural unidas)

  1. united

Participle

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unit m (feminine unida, masculine plural units, feminine plural unidas)

  1. past participle of unir

Further reading

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  • Diccionari General de la Lenga Occitana‎[1], L’Academia occitana – Consistòri del Gai Saber, 2008-2025, page 712

Romanian

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Etymology

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Past participle of uni.

Pronunciation

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Adjective

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unit m or n (feminine singular unită, masculine plural uniți, feminine/neuter plural unite)

  1. united

Declension

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Declension of unit
singular plural
masculine neuter feminine masculine neuter feminine
nominative-
accusative 		indefinite unit unită uniți unite
definite unitul unita uniții unitele
genitive-
dative 		indefinite unit unite uniți unite
definite unitului unitei uniților unitelor

Verb

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unit (past participle of uni)

  1. past participle of uni

Welsh

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Alternative forms

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Pronunciation

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Verb

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unit

  1. (literary) second-person singular imperfect/conditional of uno

Mutation

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Mutated forms of unit
radical soft nasal h-prothesis
unit unchanged unchanged hunit

Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.

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