Is “Prepreg” a Scrabble word?
Yes
PREPREG
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 Prepreg
noun
1.Fiber material impregnated with its matrix material, usually a plastic, well before its use to form a manufactured part.