threshold exposure

18 LETTERS · STARTS WITH T

threshold exposure is a valid 18-letter word worth 33 points in Scrabble and 34 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

T1H4R1E1S1H4O1L1D2E1X8P3O1S1U1R1E1

1 + 4 + 1 + 1 + 1 + 4 + 1 + 1 + 2 + 0 + 1 + 8 + 3 + 1 + 1 + 1 + 1 + 1 =33 PTS

DOUBLE WORD → 66TRIPLE WORD → 99

MEANING

What does threshold exposure mean?