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  1. Oxford Dictionary

    virtual

    • IPA[ˈvəːtʃʊəl]

    英式

    • adj.
      almost or nearly as described, but not completely or according to strict definition；not physically existing as such but made by software to appear to do so
    • 釋義
    • 相關詞

    形容詞

    • 1. almost or nearly as described, but not completely or according to strict definition the virtual absence of border controls
    • 2. not physically existing as such but made by software to appear to do so virtual images
    • ▪ carried out, accessed, or stored by means of a computer, especially over a network a virtual library virtual learning
    • 3. relating to the points at which rays would meet if produced backwards.
    • 4. relating to or denoting infinitesimal displacements of a point in a system.
    • 5. denoting particles or interactions with extremely short lifetimes and (owing to the uncertainty principle) indefinitely great energies, postulated as intermediates in some processes.

    virtual assistant

    • n.
      a device, app, or computer program that can respond to commands or questions and perform tasks ... these virtual assistants can also take notes and answer questions using a human-like voice

    Oxford Dictionary

    virtual assistant

    • n.
      a device, app, or computer program that can respond to commands or questions and perform tasks ... these virtual assistants can also take notes and answer questions using a human-like voice

    Oxford American Dictionary

    virtual reality

    • n.
      the computer-generated simulation of a three-dimensional image or environment that can be ...

    Oxford Dictionary

    virtual image

    • n.
      an optical image formed from the apparent divergence of light rays from a point, as opposed to ...

    Oxford Dictionary

    virtual machine

    • n.
      a computer system created using software on one physical computer in order to emulate the ...

    Oxford American Dictionary

    virtual office

    • n.
      the operational domain of any business or organization whose workforce includes a significant ...

    Oxford American Dictionary

    virtual pet

    • n.
      another term for cyberpet

    Oxford American Dictionary

    virtual memory

    • n.
      memory that appears to exist as main storage although most of it is supported by data held in ...

    Oxford Dictionary

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    virtual

    • IPA[ˈvərCH(əw)əl]

    美式

    • adj.
      almost or nearly as described, but not completely or according to strict definition: the virtual absence of border controls

    Oxford American Dictionary