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Exact vs Virtual - What's the difference?

exact | virtual |

As adjectives the difference between exact and virtual

is that exact is precisely agreeing with a standard, a fact, or the truth; perfectly conforming; neither exceeding nor falling short in any respect while virtual is in effect or essence, if not in fact or reality; imitated, simulated.

As a verb exact

is to demand and enforce the payment or performance of.

As a noun virtual is

(computing) in c++, a virtual member function of a class.

exact

English

Adjective

(en adjective)
  • Precisely agreeing with a standard, a fact, or the truth; perfectly conforming; neither exceeding nor falling short in any respect.
  • Habitually careful to agree with a standard, a rule, or a promise; accurate; methodical; punctual.
  • * (John Milton) (1608-1674)
    • I see thou art exact of taste.
  • * 1661 , , The Life of the most learned, reverend and pious Dr. H. Hammond
    • During the whole time of his abode in the university he generally spent thirteen hours of the day in study; by which assiduity besides an exact dispatch of the whole course of philosophy, he read over in a manner all classic authors that are extant
  • Precisely or definitely conceived or stated; strict.
  • * (William Shakespeare) (1564-1616)
    • An exact command, / Larded with many several sorts of reason.
  • (algebra, of a sequence of groups connected by homomorphisms) Such that the kernel of one homomorphism is the image of the preceding one.

    • Synonyms

    * (precisely agreeing) perfect, true, correct, precise * (precisely or definitely conceived or stated) strict * spot on

    Antonyms

    * (precisely agreeing) inexact, imprecise, approximate * (precisely or definitely conceived or stated) loose

    Derived terms

    * exactly * exactness * exact sequence

    Verb

    (en verb)
  • To demand and enforce the payment or performance of.
    • to exact tribute, fees, or obedience
  • * Bible, Luke iii. 13
    • He said into them, Exact no more than that which is appointed you.
  • To make desirable or necessary.
  • * Massinger
    • My designs exact me in another place.
  • To forcibly obtain or produce.
    • to exact revenge

    Derived terms

    * exactable * exacter * exacting * exactor

    External links

    * * * 1000 English basic words ----

    virtual

    English

    (wikipedia virtual)

    Alternative forms

    * vertual (obsolete) * vertuall (qualifier) * virtuall (obsolete)

    Adjective

    (-)
  • In effect or essence, if not in fact or reality; imitated, simulated.
    • In fact a defeat on the battlefield, Tet was a virtual victory for the North, owing to its effect on public opinion.
    Virtual addressing allows applications to believe that there is much more physical memory than actually exists.
  • * Fleming
    • A thing has a virtual existence when it has all the conditions necessary to its actual existence.
  • * De Quincey
    • to mask by slight differences in the manners a virtual identity in the substance
  • Having the power of acting or of invisible efficacy without the agency of the material or measurable part; potential.
  • * Francis Bacon
    • Heat and cold have a virtual transition, without communication of substance.
  • * Milton
    • Every kind that lives, / Fomented by his virtual power, and warmed.
  • Nearly, almost. (A relatively recent corruption of meaning, attributed to misuse in advertising and media. )
    • The angry peasants were a virtual army as they attacked the castle.
  • * 2012 , Chelsea 6-0 Wolves [http://www.bbc.co.uk/sport/0/football/19632463]
    • The Chelsea captain was a virtual spectator as he was treated to his side's biggest win for almost two years as Stamford Bridge serenaded him with chants of "there's only one England captain," some 48 hours after he announced his retirement from international football.
  • Simulated in a computer or online.
    • The virtual world of his computer game allowed character interaction.
  • Operating by computer or in cyberspace; not physically present.
    • a virtual''' assistant; a '''virtual personal trainer
  • (computing, object-oriented programming, of a class member) Capable of being overridden with a different implementation in a subclass.
  • (physics) Pertaining to particles in temporary existence due to the Heisenberg uncertainty principle.

    • Synonyms

    * de facto

    Antonyms

    * de jure * legal * real

    Derived terms

    * virtual reality * virtually

    Noun

    (en noun)
  • (computing) In C++, a virtual member function of a class.
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