From Wiktionary, the free dictionary
From lög (“(of) law”) + ráða (“to make decisions”).
lögráða (indeclinable)
- (law) to be of full legal age, to be over the age of majority, to have full legal control over one's own person and financial matters
- sjálfráða (“to legally have self-determination”)
- fjárráða (“to legally have financial self-determination”)