Is “Quadruplicate” a Scrabble word?
Yes
QUADRUPLICATE
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 Quadruplicate
/ˌkwɑˈdɹuːplɪkət/
noun
1.In quadruplicate: four times over, in four copies
verb
1.To replicate four times; to make fourfold; to quadruple.
adjective
1.Having four parts
2.Four times over, multiplied by four