Is “Portraiture” a Scrabble word?
Yes
PORTRAITURE
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 Portraiture
/ˈpɔː(ɹ)tɹɪtjʊə(ɹ)/
noun
1.A portrait; a likeness; a painted resemblance; hence, that which is copied from some example or model.
2.The art of painting or photographing portraits.
3.A portrait (or portraits considered as a group).