multiple thread

15 LETTERS · STARTS WITH M

multiple thread is a valid 15-letter word worth 22 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

M3U1L1T1I1P3L1E1T1H4R1E1A1D2

3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 1 + 2 =22 PTS

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does multiple thread mean?