Vaccine

A preparation of dead or weakened pathogen, or of derived antigenic determinants, that is used to induce formation of antibodies or immunity against the pathogen. (See Polyvalent vaccine, Subunit vaccine.)
Found on http://filebox.vt.edu/cals/cses/chagedor/glossary.html

Vaccine

A preparation of a pathogenic micro-organism or virus, which has been killed or attenuated so as to lose its virulence but which carries antigens. When injected into a living animal the immune system is stimulated to produce antibodies to counteract the antigens. The antibodies remain in the living system thus providing immunity against any subse
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vaccine

[Noun] A medicine, usually in the form of an injection, which protects a person against diseases such as measles or tetanus.
Example: Children are given the polio vaccine at around 3 months old and again just before they start school.
Found on http://www.bbc.co.uk/skillswise/glossary/

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 of antibodies. For example smallpox, polio, measles.
Found on http://www.eclipse.co.uk/moordent/page5.html

Vaccine

An injection that helps the body build immunity to disease.
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vaccine

[n] - immunogen consisting of a suspension of weakened or dead pathogenic cells injected in order to stimulate the production of antibodies
Found on http://www.webdictionary.co.uk/definition.php?query=vaccine

vaccine

A vaccine is a preparation used to immunise a person against a specific disease.
Found on http://www.babycentre.co.uk/glossary/v/

Vaccine

Use of antigens to cause the body to produce antibodies (see 'desensitisation').
Found on http://www.zirtek.co.uk/allergies.php

Vaccine

a preparation of weakened micro-organisms given to create resistance to a certain disease
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vaccine

An antigen preparation that when injected will elicit the expansion of one or more clones of responding lymphocytes so that immune protection is provided against a disease.
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vaccine

<pharmacology> A suspension of attenuated or killed microorganisms (bacteria, viruses or rickettsiae), administered for the prevention, amelioration or treatment of infectious diseases. ... Origin: L. Vaccinus ... (18 Nov 1997) ...
Found on http://www.mondofacto.com/facts/dictionary?vaccine

vaccine

vaccinum noun immunogen consisting of a suspension of weakened or dead pathogenic cells injected in order to stimulate the production of antibodies
Found on http://wordnetweb.princeton.edu/perl/webwn?s=vaccine

vaccine

(vak-sēn´) a suspension of attenuated or killed microorganisms (viruses, bacteria, or rickettsiae), administered for prevention, amelioration, or treatment of infectious diseases.
Found on http://www.encyclo.co.uk/local/21001

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 preparations usually contained killed organisms of the type f
Found on http://thinkexist.com/dictionary/meaning/vaccine/

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 on http://www.britannica.com/eb/a-z/v/1

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 on http://users.ugent.be/~rvdstich/eugloss/DIC/dictio90.html

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. From Latin vaccinus 'pertaining to cows', from vacca,
Found on http://www.wordinfo.info/words/index/info/view_unit/2256/3

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 specific antibody reaction that produces immunity
Found on http://www.probertencyclopaedia.com/browse/EV.HTM

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 the body`s immune system to recognize the agent .
Found on http://en.wikipedia.org/wiki/Vaccine

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 of antibodies. For example smallpox, polio, measles
Found on http://www.eclipse.co.uk/moordent/page5.html

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 on http://www.daviddarling.info/encyclopedia/V/vaccine.html

vaccine

vaccine: see vaccination.
Found on http://www.infoplease.com/ce6/sci/A0935517.html

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 essentially any preparation intended for active immu
Found on http://www.medilexicon.com/medicaldictionary.php?t=96391

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 successfully with cowpox virus to produce immunity to s
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0015626.html

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 on http://www.apluspetgoods.com/petsupplies/dog-glossary.php
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