Noun

(en-noun) (wikipedia virus) (Virus)

(archaic) Venom, as produced by a poisonous animal etc.

(pathology, microbiology, virology) A submicroscopic, non-cellular structure consisting of a core of DNA or RNA surrounded by a protein coat, that requires a living host cell to replicate, and often causes disease in the host organism.

* {{quote-magazine, year=2013, month=May-June, author= Katie L. Burke

, title= In the News , volume=101, issue=3, page=193, magazine=(American Scientist) , passage=Bats host many high-profile viruses that can infect humans, including severe acute respiratory syndrome and Ebola.}}

* 2001 , Leslie Iversen, Drugs: A Very Short Introduction (Oxford 2001, p. 64)

Viruses are the smallest and most simplified forms of life.

A disease caused by these organisms.

(computing) A program which can covertly transmit itself between computers via networks (especially the Internet) or removable storage such as CDs, USB drives, floppy disks, etc., often causing damage to systems and data; also computer virus.

Noun

(-) (wikipedia neurovirology)

The scientific study of viruses capable of infecting the nervous system.

*{{quote-news, year=2008, date=April 1, author=Stephanie Saul, title=Seeking Alternatives to Animal-Derived Drugs, work=New York Times citation

, passage=“A number of pharmaceutical firms are trying to eliminate all animal-sourced products from their raw material streams,” said Dr. Robert G. Rohwer, the director of a Department of Veterans Affairs neurovirology laboratory. }}