pierian spring

14 LETTERS · STARTS WITH P

pierian spring is a valid 14-letter word worth 18 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

P3I1E1R1I1A1N1S1P3R1I1N1G2

3 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 3 + 1 + 1 + 1 + 2 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does pierian spring mean?