| Answer | Crossword Clue |
|---|---|
| vaccinal | pertaining to vaccine (a preparation given to produce immunity to a specific disease) |
| vaccines | VACCINE, a preparation given to produce immunity to a specific disease |
| vaccine | a preparation given to produce immunity to a specific disease |
| vaccines | 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 |
