creating by removal

NOUN
19 LETTERS · STARTS WITH C

creating by removal is a valid 19-letter word worth 30 points in Scrabble and 36 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3R1E1A1T1I1N1G2B3Y4R1E1M3O1V4A1L1
3 + 1 + 1 + 1 + 1 + 1 + 1 + 2 + 0 + 3 + 4 + 0 + 1 + 1 + 3 + 1 + 4 + 1 + 1 =30 PTS
DOUBLE WORD → 60TRIPLE WORD → 90
MEANING

What does creating by removal mean?

NOUN · 1 SENSE
1

The act of creating by removing something.