Encyclopedia (in Swedish) that also contains a number of dictionaries.
The dictionaries are also available as an app on AppStore and Google Play. Search for the app "Ordböcker" from NE Nationalencyklopedin. In order to log in to the app, you must first register a personal account. To do so, click "To database" and "Skapa personligt inlogg".
Off-campus access is only available for employees and students at Örebro University.