The river name is derived from the verb mara which means 'dig' - the first element Me- is from Old Norse mið meaning 'in the middle', because the mouth of the river is almost exactly at the middle of the lake Gjendin. The first word store means 'the big'.
The name of this waterway comes from the verb mara, which means 'dig' - the initial element Me- derives from Old Norse mið meaning 'middle', as the river's mouth is almost in the center of the lake Gjendin. The first word store suggests 'big'.