read-only memory

NOUN
16 LETTERS · STARTS WITH R

read-only memory is a valid 16-letter word worth 25 points in Scrabble and 27 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
R1E1A1D2-0O1N1L1Y4M3E1M3O1R1Y4
1 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 4 + 0 + 3 + 1 + 3 + 1 + 1 + 4 =25 PTS
DOUBLE WORD → 50TRIPLE WORD → 75
MEANING

What does read-only memory mean?

NOUN · 1 SENSE