1
Reference Work
The trilingual termbase DIN-TERM provides translations for German, French or English standardized terms. The database contains concepts from valid and withdrawn standards, draft standards and specifications.
https://www.din.de/de/service-fuer-anwender/din-termonline
2
Reference Work
Various dictionaries are available (incl. Duden).
https://owb.langenscheidt.com/
3
Reference Work
Various dictionaries are available.
http://en.pons.com/translate