Wiktionary:Word of the day/May 17

From Wiktionary, the free dictionary
Jump to navigation Jump to search
information From 2020, Word of the Day pages are in the format "Wiktionary:Word of the day/[year]/[month] [day]". This page, without a year in the title, is now used as a fallback if no Word of the Day has been set for this year, and generally should not need to be edited. However, if you wish to propose an amendment, please leave a message at Wiktionary:Beer parlour.
edit · refresh · view
Word of the day
for May 17
vaccine adj
  1. (historical)
    1. (medicine) Of, pertaining to, caused by, or characteristic of cowpox.
    2. (by extension, immunology) Of or pertaining to cowpox as a source of material for vaccination against smallpox; also, of or pertaining to such material used for vaccination.
  2. (archaic) Of, pertaining to, or derived from cattle or cows.

vaccine n

  1. (immunology)
    1. A substance given to stimulate a body's production of antibodies and provide immunity against a disease without causing the disease itself in the treatment, prepared from the agent that causes the disease (or a derivative of it; or a related, also effective, but safer disease), or a synthetic substitute; also, a dose of such a substance.
    2. The process of vaccination; immunization, inoculation.
    3. (historical) Material taken from cowpox pustules used for vaccination against smallpox.
    4. (also medicine, obsolete) The disease cowpox, especially as a source of material for vaccination against smallpox.
  2. (figuratively)
    1. Something defensive or protective in nature, like a vaccine (sense 1.1).
    2. (computing) A software program which protects computers against, or detects and neutralizes, computer viruses and other types of malware; an antivirus.

vaccine v

  1. (transitive, archaic) Synonym of vaccinate (“to treat (a person or an animal) with a vaccine to produce immunity against a disease”)

The British physician and scientist Edward Jenner, who pioneered the concept of vaccines and created the world’s first vaccine—the smallpox vaccine, was born on this day 275 years ago in 1749.

← yesterday | About Word of the Day • Nominate a word • Leave feedback | tomorrow →
Retrieved from "https://en.wiktionary.org/w/index.php?title=Wiktionary:Word_of_the_day/May_17&oldid=70663010"