cartridge priming

17 LETTERS · STARTS WITH C

cartridge priming is a valid 17-letter word worth 25 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3A1R1T1R1I1D2G2E1P3R1I1M3I1N1G2

3 + 1 + 1 + 1 + 1 + 1 + 2 + 2 + 1 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 2 =25 PTS

DOUBLE WORD → 50TRIPLE WORD → 75

MEANING

What does cartridge priming mean?