Quā̆drĭburgĭum, ii, n.,
a fortified town in Gallia Belgica , Amm. 18, 2, 4; Inscr. Orell. 2090.
QUADRIBU´RGIUMA mmianus Marcellinus (Ammian. 18.2) mentions Quadriburgium among the fortresses on th...
Dictionary of Greek and Roman Geography