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Glossary of Microbiology Terms
beginning with letter V
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vaccine Tweet Definition of vaccine Like Definition of vaccine on Facebook
noun 
  1. (immunology) A substance given to stimulate the body's production of antibodies and provide immunity against a disease, prepared from the agent that causes the disease, or a synthetic substitute.
     
viral Tweet Definition of viral Like Definition of viral on Facebook
noun 
  1. (context, marketing) A video, image or text spread by "word of mouth" on the internet or by e-mail for humor, humorous, political or marketing purposes; see viral marketing.
    • 2002, Nik Lever, Flash Mx Games: ActionScript? for Artists, Focal Press, page 411,
    • : Using the Flash ActiveX? control in this way allows you as a developer to create desktop characters, email virals and screensavers.
    • 2003, Dave Chaffey, Total E-Mail Marketing, Elsevier, page 2,
    • : Most virals are not seen as profiling and data collection exercises, since that would kill the impulse of forwarding to a friend.
    • 2005, Russell Evans, Practical DV Filmmaking, Focal Press, page 289,
    • : Music company virals are becoming commonplace as costs of promos force labels to reconsider how to target more directly to consumers.
adjective 
  1. (virology) Of or relating to a virus (in the biological sense).
DNA
  1. (virology) Caused by a virus.
infection
  1. (computing) Of the nature of a virus (in the computing sense); able to spread copies of itself to other computers.
     
viroid Tweet Definition of viroid Like Definition of viroid on Facebook
noun 
  1. plant pathogens, of the order Viroidales, that consist of just a short section of RNA but without the protein coat typical of viruses
     
virology Tweet Definition of virology Like Definition of virology on Facebook
noun 
  1. The branch of microbiology that deals with the study of viruses and viral diseases.
     
virulent Tweet Definition of virulent Like Definition of virulent on Facebook
adjective 
  1. (context, mainly, _, medical) Of a disease or disease-causing agent, highly infectious, malignant, or deadly.
  2. hostile, Hostile to the point of being venomous; intensely acrimonious.
The politicians were in their hatred of the president.
     
virus Tweet Definition of virus Like Definition of virus on Facebook
noun (pl=viruses)
  1. (archaic) venom, Venom, as produced by a poisonous animal etc.
  2. (context, pathology, microbiology, virology) A submicroscopic infectious organism, now understood to be a non-cellular structure consisting of a core of DNA or RNA surrounded by a protein coat that requires a living cell to replicate — often causes disease in the host organism.
    • 2001: Viruses are the smallest and most simplified forms of life. " Leslie Iversen, Drugs: A Very Short Introduction (Oxford 2001, p. 64)
      1. (computing) A computer virus.
     

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