Enter a clue or pattern or both:
The Clue
Hypodermic fluid (9 letter answer)
The Answer
INOCULANT
Tags
Notes
The answer INOCULANT is so rare that it appears less than once every 2500 puzzles.
Definition
INOCULANT as a noun:
1. (inoculant, inoculum) = a substance (a virus or toxin or immune serum) that is introduced into the body to produce or increase immunity to a particular disease