Is “Loader” a Scrabble word?
Yes
LOADER
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 Loader
/ˈloʊdɚ/
noun
1.Agent noun of load; a person or device that loads.
“The auto-loader on the gun kept jamming so they did it manually.”
2.A program that prepares other programs for execution.
3.A tractor with a scoop, for example: bucket loader, front-end loader, wheel loader, etc.