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Consult Chambers 21st Century Dictionary, The Chambers Thesaurus (1996) or Chambers Biographical Dictionary (1997 edition with amendments). Enter your search and choose your title from the drop-down menu.

Search results for 'vaccine':

vaccine noun 1 medicine a preparation containing killed or weakened (attenuated) bacteria or viruses, or serum containing specific antibodies, used in vaccination to confer temporary or permanent immunity to a bacterial or viral disease by stimulating the body to produce antibodies to a specific bacterium or virus. 2 medicine, historical cowpox virus, or lymph containing it, used for inoculation against smallpox. 3 computing a piece of software designed to detect and remove computer viruses (see virus 5) from a floppy disk, program, etc. vaccinal adj.
ETYMOLOGY: 18c: from viriolae vaccinae cowpox, the title of a paper (1798) by E Jenner, from Latin vacca cow.