virtual
adjective · nounB1Định nghĩa theo từ loại
Tính từ
adjective- 1.
(not comparable)In effect or essence, rather than in fact or reality; also, 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 computer applications to believe that there is much more physical memory than actually exists.
Đồng nghĩa: de facto
- 2.
(not comparable)For practical purposes, though not technically; almost complete, very near.
The angry peasants were a virtual army as they attacked the castle.
- 3.
(not comparable)Operating using a computer and/or online rather than physically present.
a virtual assistant a virtual personal trainer
- 4.
(not comparable)Simulated in a computer and/or online.
virtual machine virtual memory virtual private network
The virtual world of his computer game allowed character interaction.
- 5.
(not comparable)Of a class member: capable of being overridden with a different implementation in a subclass.
- 6.
(not comparable)(mechanics) Pertaining to a theoretical infinitesimal velocity in a mechanical system that does not violate the system's constraints; also, of other physical quantities: resulting from such a velocity.
virtual displacement virtual work
- 7.
(not comparable)Pertaining to a theoretical quality of something which would produce an observable effect if counteracting factors such as friction are disregarded; specifically, of a head of water: producing a certain pressure if friction, etc., is disregarded.
- 8.
(not comparable)Chiefly in virtual focus: of a focus or point: from which light or other radiation apparently emanates; also, of an image: produced by light that appears to diverge from a point beyond the reflecting or refracting surface.
- 9.
(not comparable, particle)Pertaining to particles in temporary existence due to the Heisenberg uncertainty principle.
- 10.
(not comparable)Of a quantum state: having an intermediate, short-lived, and unobservable nature.
- 11.
(not comparable, obsolete)Having efficacy or power due to some natural qualities.
- 12.
(not comparable, obsolete)Having the power of acting without the agency of some material or measurable thing; possessing invisible efficacy.
- 13.
(not comparable, obsolete)Producing, or able to produce, some result; effective, efficacious.
- 14.
(not comparable, obsolete)Synonym of virtuous (“full of virtue; having excellent moral character”).
Đồng nghĩa: virtuous
Danh từ
noun- 1.
(uncountable)Preceded by the: that which is imitated or simulated rather than existing in fact or reality; (countable) an instance of this.
- 2.
(countable)(countable, programming) A virtual (adjective sense 3.3) member function of a class.
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Nguồn gốc từ
wiHrósine-pro The adjective is derived from Middle English vertual, virtual, from Old French vertüal, vertüelle (modern virtuel), or from their etymon virtuālis, from Latin virtūs (goodness, virtue; manliness, virility) (from vir (adult male, man) (ultimately from Proto-Indo-European *wiHrós (man), possibly from *weyh₁- (to chase, hunt, pursue)) + -tūs) + -ālis, modelled after virtuōsus (good, vir…