Is “Watermark” a Scrabble word?
Yes
WATERMARK
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Watermark
noun
1.A translucent design impressed on the surface of paper and visible when the paper is held to the light.
2.(by extension) A logo superimposed on a digital image, a television broadcast, etc.
3.A value stored in a datafile to ensure its integrity, so that if the file's contents are changed then the watermark will no longer match the contents.
verb
1.To mark paper with a watermark.
2.To mark a datafile with a digital watermark.