Is “Lignify” a Scrabble word?
Yes
LIGNIFY
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 Lignify
/ˈlɪɡnɪfaɪ/
verb
1.To become wood.
2.To develop woody tissue as a result of incrustation of lignin during secondary growth.
3.(by extension) To become rigid or fixed, like something made of wood.