participant observer

20 LETTERS · STARTS WITH P

participant observer is a valid 20-letter word worth 30 points in Scrabble and 36 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
P3A1R1T1I1C3I1P3A1N1T1O1B3S1E1R1V4E1R1
3 + 1 + 1 + 1 + 1 + 3 + 1 + 3 + 1 + 1 + 1 + 0 + 1 + 3 + 1 + 1 + 1 + 4 + 1 + 1 =30 PTS
DOUBLE WORD → 60TRIPLE WORD → 90
MEANING

What does participant observer mean?

1