[vur-choo-uh l]
See more synonyms for virtual on
  1. being such in power, force, or effect, though not actually or expressly such: a virtual dependence on charity.
  2. Optics.
    1. noting an image formed by the apparent convergence of rays geometrically, but not actually, prolonged, as the image formed by a mirror (opposed to real).
    2. noting a focus of a system forming virtual images.
  3. temporarily simulated or extended by computer software: a virtual disk in RAM; virtual memory on a hard disk.

Origin of virtual

1350–1400; Middle English < Medieval Latin virtuālis, equivalent to Latin virtu(s) virtue + -ālis -al1
Related formsvir·tu·al·i·ty, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for virtuality

Historical Examples of virtuality

  • In virtuality, the sequentiality of written language is overwritten by the very configurational nature of the context.

  • From among the very many designs in a state of virtuality, only a small number will become real.

  • Virtuality is actually the generic reality of all and any design practical experience.

  • Nature is the virtuality of mind, the soul the fruit of life, and liberty the flower of necessity.

    Amiel's Journal

    Henri-Frdric Amiel

British Dictionary definitions for virtuality


  1. virtual reality


  1. having the essence or effect but not the appearance or form ofa virtual revolution
  2. physics being, relating to, or involving a virtual imagea virtual focus
  3. computing of or relating to virtual storagevirtual memory
  4. of or relating to a computer technique by which a person, wearing a headset or mask, has the experience of being in an environment created by the computer, and of interacting with and causing changes in it
  5. rare capable of producing an effect through inherent power or virtue
  6. physics designating or relating to a particle exchanged between other particles that are interacting by a field of forcea virtual photon See also exchange force

Word Origin for virtual

C14: from Medieval Latin virtuālis effective, from Latin virtūs virtue
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for virtuality



late 14c., "influencing by physical virtues or capabilities," from Medieval Latin virtualis, from Latin virtus "excellence, potency, efficacy," literally "manliness, manhood" (see virtue). The meaning of "being something in essence or fact, though not in name" is first recorded 1650s, probably via sense of "capable of producing a certain effect" (early 15c.). Computer sense of "not physically existing but made to appear by software" is attested from 1959.

Online Etymology Dictionary, © 2010 Douglas Harper