Is “Quinquagenarian” a Scrabble word?
Yes
QUINQUAGENARIAN
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 Quinquagenarian
noun
1.One who is between the age of 50 and 59, inclusive.
adjective
1.Being between the age of 50 and 59, inclusive.
2.Of or relating to a quinquagenarian.