archimedean screw

17 LETTERS · STARTS WITH A

archimedean screw is a valid 17-letter word worth 29 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1R1C3H4I1M3E1D2E1A1N1S1C3R1E1W4

1 + 1 + 3 + 4 + 1 + 3 + 1 + 2 + 1 + 1 + 1 + 0 + 1 + 3 + 1 + 1 + 4 =29 PTS

DOUBLE WORD → 58TRIPLE WORD → 87

MEANING

What does archimedean screw mean?