Webster's Revised Unabridged Dictionary · 1913

Gaul

Gaul , noun

[French Gaule, from Latin Gallia, from Gallus a Gaul.]

1.
The Anglicized form of Gallia, which in the time of the Romans included France and Upper Italy (Transalpine and Cisalpine Gaul).
2.
A native or inhabitant of Gaul.