| 释义 |
vac·cine
I. \(ˈ)vak|sēn sometimes ˈvaksə̇n\ adjective
Etymology: Latin vaccinus of or from cows, from vacca cow + -inus -ine; akin to Sanskrit vaśa cow
1. : of, relating to, or derived from cows; especially : derived from cows infected with cowpox or inoculated with its virus
< vaccine lymph >
2. [New Latin vaccinus, from Latin] : of or relating to vaccinia or vaccination
< a vaccine pustule >
II. noun
(-s)
1. : matter or a preparation containing the virus of cowpox or vaccinia in a form used for vaccination
2. : a preparation of killed microorganisms, living attenuated organisms, or living fully virulent organisms that is administered to produce or artificially increase immunity to a particular disease — compare antigen, serum |