dust contamination

NOUN
18 LETTERS · STARTS WITH D

dust contamination is a valid 18-letter word worth 22 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
D2U1S1T1C3O1N1T1A1M3I1N1A1T1I1O1N1
2 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =22 PTS
DOUBLE WORD → 44TRIPLE WORD → 66
MEANING

What does dust contamination mean?

NOUN · 1 SENSE
1

State of being contaminated with dust.