10. 
    vaccine
    (vak-sēn´) a suspension of attenuated or killed microorganisms (viruses, bacteria, or rickettsiae), administered for prevention, amelioration, or treatment of infectious diseases.
    Found op http://www.encyclo.co.uk/local/21001
    
    
11. 
    Vaccine
    • (a.) Of or pertaining to cows; pertaining to, derived from, or caused by, vaccinia; as, vaccine virus; the vaccine disease. • (n.) any preparation used to render an organism immune to some disease, by inducing or increasing the natural immunity mechanisms. Prior to 1995, such preparation...
    Found op http://thinkexist.com/dictionary/meaning/vaccine/
    
    
12. 
    vaccine
    suspension of weakened, killed, or fragmented microorganisms or toxins or of antibodies or lymphocytes that is administered primarily to prevent ... [39 related articles]
    Found op http://www.britannica.com/eb/a-z/v/1
    
    
13. 
    vaccine
    (L. vaccinus) a suspension of attenuated or killed microorganisms (bacteria, viruses, or rickettsiae), administered for the prevention, amelioration or treatment of infectious diseases.
    Found op http://users.ugent.be/~rvdstich/eugloss/DIC/dictio90.html
    
    
14. 
    vaccine
    vaccine 1. A suspension of deactivated, or killed microorganisms, (bacteria, viruses, or rickettsiae), or of antigenic proteins derived from them, administered for the prevention, amelioration, or treatment of infectious diseases. 2. Etymology: derived from, pertaining to, or relating to, cows. Fro...
    Found op http://www.wordinfo.info/words/index/info/view_unit/2256/3
    
    
15. 
    Vaccine
    A vaccine was originally a preparation of cowpox from a cow (whence the name) for protection against smallpox. Today, a vaccine is a preparation of modified pathogens (viruses or bacteria) that is introduced into the body, usually either orally or by a hypodermic syringe, with the view to induce the...
    Found op http://www.probertencyclopaedia.com/browse/EV.HTM
    
    
16. 
    Vaccine
    A vaccine is a biological preparation that improves immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism, and is often made from weakened or killed forms of the microbe, its toxins or one of its surface proteins. The agent stimulates...
    Found op http://en.wikipedia.org/wiki/Vaccine
    
    
17. 
    Vaccine
    - a planned exposure to an antigen in order that memory B lymphocytes can retain a memory for it. In practice the organism carrying the antigen is either killed or modified so that it does not cause the disease. When encountered again, the antigen is recognised and there will be a rapid production o...
    Found op http://www.eclipse.co.uk/moordent/page5.html
    
    
18. 
    vaccine
    Most vaccines help prevent disease by mimicking the immune system's natural response to infection. In the body, cells called macrophages engulf invading microbes, such as viruses, and sound the alarm by showing pieces of the invader to T cells and B cells. B cells produce defensive molecules called ...
    Found op http://www.daviddarling.info/encyclopedia/V/vaccine.html
    
    
19. 
    vaccine
    vaccine: see vaccination.
    Found op http://www.infoplease.com/ce6/sci/A0935517.html
    
    
20. 
    vaccine
    Type: Term Pronunciation: vak′sēn, vak-sēn′ Definitions: 1. Originally, the live vaccine (vaccinia, cowpox) virus inoculated in the skin as prophylaxis against smallpox and obtained from the skin of calves inoculated with seed virus. Usage has extended the meaning to include es...
    Found op http://www.medilexicon.com/medicaldictionary.php?t=96391
    
    
21. 
    vaccine
    Any preparation of modified pathogens (viruses or bacteria) that is introduced into the body, usually either orally or by a hypodermic syringe, to induce the specific antibody reaction that produces immunity against a particular disease. In 1796 Edward Jenner was the first to inoculate a child succe...
    Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0015626.html
    
    
22. 
    Vaccine
    A preparation of a weakened or killed pathogen, such as a bacterium or virus, or of a portion of the pathogen's structure that upon administration stimulates antibody production or cellular immunity against the pathogen but is incapable of causing severe infection.
    Found op http://www.apluspetgoods.com/petsupplies/dog-glossary.php
    
    

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