parallel column

15 LETTERS · STARTS WITH P

parallel column is a valid 15-letter word worth 20 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

P3A1R1A1L1L1E1L1C3O1L1U1M3N1

3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 3 + 1 =20 PTS

DOUBLE WORD → 40TRIPLE WORD → 60

MEANING

What does parallel column mean?