line relay

10 LETTERS · STARTS WITH L

line relay is a valid 10-letter word worth 12 points in Scrabble and 14 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

L1I1N1E1R1E1L1A1Y4

1 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 4 =12 PTS

DOUBLE WORD → 24TRIPLE WORD → 36

MEANING

What does line relay mean?