self-contaminating

18 LETTERS · 5 SYLLABLES · STARTS WITH S

self-contaminating is a valid 18-letter word worth 25 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1L1F4-0C3O1N1T1A1M3I1N1A1T1I1N1G2

1 + 1 + 1 + 4 + 0 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 2 =25 PTS

DOUBLE WORD → 50TRIPLE WORD → 75

MEANING

What does self-contaminating mean?