ordbogen.com - dictionary, covering Danish, Swedish, English, German, Spanish and French, technical dictionaries in Danish/English and Danish/German and a Chemistry dictionary. Access with DTU login:
Or download the web-part for the front page of your DTU Portal, or use the app on your smartphone, on DTU wireless or with WAYF, i.e. DTU login.
ordbogen.com can also be used offline - e.g. for exams:
Guide for offline use (pdf, in Danish)