intended or adapted to provide safety of some kind
Edward Jenner realised that this was his opportunity to test the protective properties of cowpox by giving it to someone who had not yet suffered smallpox.
As Jenner anticipated, and undoubtedly to his great relief, James did not develop smallpox, either on this occasion or on the many subsequent ones when his immunity was tested again.
As Jenner anticipated, and undoubtedly to his great relief, James did not develop smallpox, either on this occasion or on the many subsequent ones when his immunity was tested again.
the condition in which an organism can resist disease
As Jenner anticipated, and undoubtedly to his great relief, James did not develop smallpox, either on this occasion or on the many subsequent ones when his immunity was tested again.
In an age when infection was not understood, cowpox samples often became contaminated with smallpox itself because those handling it worked in smallpox hospitals or carried out variolation.
formed or developed from something else; not original
The technique of introducing material under the skin to produce protection against disease became universally known as vaccination, a word derived from the Latin name for the cow (vacca), in Jenner's honour.
Created on Sun Jan 12 16:45:53 EST 2020
(updated Sun Jan 12 16:48:50 EST 2020)
Sign up now (it’s free!)
Whether you’re a teacher or a learner,
Vocabulary.com can put you or your class
on the path to systematic vocabulary improvement.