Is “Phis” a Scrabble word?
Yes
PHIS
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 Phis
noun
1.Φ, the 21st letter of the Euclidean and modern Greek alphabet, usually romanized as "ph".
2.The golden ratio.
3.A visual illusion whereby a sequential pattern of lights produces a false sense of motion.