third position

14 LETTERS · STARTS WITH T

third position is a valid 14-letter word worth 19 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
T1H4I1R1D2P3O1S1I1T1I1O1N1
1 + 4 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does third position mean?

1