Dictionary

There are several English - Norwegian and Norwegian - English dictionaries on the Internet.
Freedict is one that works both ways: www.freedict.com/onldict/nor.html.
TriTrans translates words between Spanish, English and Norwegian: www.tritrans.net.

We have made a dictiononary with norwegian words that may be difficulty, but this is only with explanations in norwegian. You can find this dictionary here