Definition of Virus. Meaning of Virus. Synonyms of Virus

Here you will find one or more explanations in English for the word Virus. Also in the bottom left of the page several parts of wikipedia pages related to the word Virus and, of course, Virus synonyms and on the right images related to the word Virus.

Definition of Virus

Virus
Virus Vi"rus, n. [L., a slimy liquid, a poisonous liquid, poison, stench; akin to Gr. ? poison, Skr. visha. Cf. Wizen, v. i.] 1. (Med.) (a) Contagious or poisonous matter, as of specific ulcers, the bite of snakes, etc.; -- applied to organic poisons. (b) The special contagion, inappreciable to the senses and acting in exceedingly minute quantities, by which a disease is introduced into the organism and maintained there. Note: The specific virus of diseases is now regarded as a microscopic living vegetable organism which multiplies within the body, and, either by its own action or by the associated development of a chemical poison, causes the phenomena of the special disease. 2. Fig.: Any morbid corrupting quality in intellectual or moral conditions; something that poisons the mind or the soul; as, the virus of obscene books.

Meaning of Virus from wikipedia

- A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals...
- "infected" with a computer virus, a metaphor derived from biological viruses. Computer viruses generally require a host program. The virus writes its own code...
- Norovirus, also known as Norwalk virus and sometimes referred to as the winter vomiting disease, is the most common cause of gastroenteritis. Infection...
- advisory organizations and developers of anti-virus software compile and publish lists of viruses. When a new virus appears, the rush begins to identify and...
- Influenza A virus (IAV) is a pathogen that causes the flu in birds and some mammals, including humans. It is an RNA virus whose subtypes have been isolated...
- the most common viruses in humans. EBV is a double-stranded DNA virus. Epstein–Barr virus (EBV) is the first identified oncogenic virus, which establishes...
- The human immunodeficiency viruses (HIV) are two species of Lentivirus (a subgroup of retrovirus) that infect humans. Over time, they cause acquired immunodeficiency...
- Virus classification is the process of naming viruses and placing them into a taxonomic system similar to the classification systems used for cellular...
- Smallpox was an infectious disease caused by variola virus (often called smallpox virus), which belongs to the genus Orthopoxvirus. The last naturally...
- Rabies virus, scientific name Rabies lyssavirus, is a neurotropic virus that causes rabies in animals, including humans. Rabies transmission can occur...