collotype printing

NOUN
18 LETTERS · STARTS WITH C

collotype printing is a valid 18-letter word worth 27 points in Scrabble and 34 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3O1L1L1O1T1Y4P3E1P3R1I1N1T1I1N1G2
3 + 1 + 1 + 1 + 1 + 1 + 4 + 3 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 2 =27 PTS
DOUBLE WORD → 54TRIPLE WORD → 81
MEANING

What does collotype printing mean?

NOUN · 1 SENSE
1

A photomechanical printing process that uses a glass plate with a gelatin surface that carries the image to be reproduced; can be used with one or more colors.