virtual

Definitions

• In effect or essence, if not in fact or reality; imitated, simulated.
• Having the power of acting or of invisible efficacy without the agency of the material or measurable part; potential.
• Nearly, almost. (A relatively recent development in meaning)
• Simulated in a computer or online.
• Operating by computer or in cyberspace; not physically present.
• (computing) Capable of being overridden with a different implementation in a subclass.
• (physics) Pertaining to particles in temporary existence due to the Heisenberg uncertainty principle.