Links to some dictionaries and other resources:
http://www.oe.eclipse.co.uk/nom/norselinks.htm

Translations: http://www.sacred-texts.com/neu/ice/index.htm#eddas

Also recommended, Anthony Faulkes' edition of Snorra Edda [
http://www.viking-society.group.shef.ac.uk/publications.htm ].
Gylfaginning and Háttatal each have notes and glossary in the same
volume as the text. Skáldskaparmál comes in 2 volumes, notes and
text in one, glossary in the second.

Snorri Sturluson: Edda. Prologue and Gylfaginning. Edited by A.
Faulkes. Clarendon Press 1982, repr. 1988, 2000. ISBN 0 903521 21 0.

Snorri Sturluson: Edda. Skáldskaparmál. Edited by A. Faulkes. 2
vols. 1998. ISBN 0 903521 34 2.

Snorri Sturluson: Edda. Háttatal. Edited by A. Faulkes. Clarendon
Press 1991, repr. with addenda and corrigenda 1999. ISBN 0 903521 41
5.