Enter a clue or pattern or both:

The Clue

It provides immunity (9 letter answer)

The Answer

ANTISERUM

Tags


Notes

The answer ANTISERUM is so rare that it appears less than once every 2500 puzzles.

Related Clues

Herpetologist's supply
Immunity provider

Definition

ANTISERUM as a noun:

1. blood serum containing antibodies against specific antigens; provides immunity to a disease