Adjective
Albertinian (not comparable)
Of or relating to Duke Albert III of Austria, or the line of the Habsburg dynasty that he began.
He was able to restore the unity of the house's Austrian lands, as the Albertinian line was now extinct. Source: Internet
The quarrels between the brothers and their continued attempts to gain control over the Albertinian territories led to civil war-like conditions. Source: Internet
Frederick was now the undisputed head of the Habsburg dynasty, though his regency in the lands of the Albertinian Line (Further Austria) was still viewed with suspicion. Source: Internet
The Albertinian line having become extinct, the title now passed back to the Leopoldians. Source: Internet