Is “Multifactorial” a Scrabble word?
Yes
MULTIFACTORIAL
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 Multifactorial
noun
1.A generalisation of a factorial in which each element to be multiplied differs from the next by an integer (e.g. n(n-3)(n-6)(n-9)...)
adjective
1.Involving, or controlled by multiple factors
2.(of a trait) Involving multiple genetic and/or environmental factors