Is “Aileron” a Scrabble word?
Yes
AILERON
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 Aileron
/ˈeɪlərɒn/
noun
1.The hinged part on the trailing edge of an airplane wing, used to control longitudinal turns.
2.A half gable, as at the end of a penthouse or of the aisle of a church.