asrgzg

http://wordreference.com/ - (Medium/High quality) A very accurate 'dictionary' - Site was suggested by ' Competitions '

Latin (sorry they're only tutorial/translation sites - it's impossible to find a good revision site for Latin)

http://www.nationalarchives.gov.uk/latin/beginners/ - Scroll down, and you'll find the pages for tutorials on Latin

http://www.learnlatinonlinefree.com/ - Latin taught online, mainly via videos

http://www.freedict.com/onldict/lat.html - (Quite accurate) English-Latin translator