A historical region of north-central Spain that combined with New Castile to the south to form the kingdom of Castile. It was united with Aragon after the marriage of Ferdinand and Isabella (1469).
Old-castile Sentence Examples
From Miranda it winds south-eastward through the wide basin enclosed on the right by the highlands of Old Castile and western Aragon, and on the left by the Pyrenees.
The northern part of the kingdom, which was first freed from Moorish rule, is called Old Castile (Castilla la Vieja); the southern, acquired later, is called New Castile (Castilla la Nueva).
In 1833 Old Castile was divided into the provinces of Avila, Burgos, Logrono, Palencia, Santander, Segovia, Soria and Valladolid; while New Castile was similarly divided into Ciudad Real, Cuenca, Guadalajara, Madrid and Toledo.