rotary photogravure

19 LETTERS · STARTS WITH R

rotary photogravure is a valid 19-letter word worth 30 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

R1O1T1A1R1Y4P3H4O1T1O1G2R1A1V4U1R1E1

1 + 1 + 1 + 1 + 1 + 4 + 0 + 3 + 4 + 1 + 1 + 1 + 2 + 1 + 1 + 4 + 1 + 1 + 1 =30 PTS

DOUBLE WORD → 60TRIPLE WORD → 90

MEANING

What does rotary photogravure mean?