What does "sursilvan" mean?

Of or relating to a group of dialects of the Romansh language spoken in the Surselva, on the western bank of the Rhine.

Sursilvan

adj

adj ·Rare ·Advanced level

Adjective

1
Of or relating to a group of dialects of the Romansh language spoken in the Surselva, on the western bank of the Rhine. not-comparable

From Romansch sursilvan, named after the Surselva region in Switzerland.