Dictionary of old occupations: useful for comparison when you can’t make out the word, as well as for definitions.
Dictionary of Occupational Terms based on the 1921 Census classifications: Internet Archive
Glossary of old medical terms: Rootsweb
Glossary of 18th and 19th century medical terms: Thornber.net: Thornber.net
Dictionary of Traded Good and Commodities 1550-1820: Originally published by University of Wolverhampton, Wolverhampton, 2007. This link is to British History Online website.
Victor Chinnery: Furniture Terminology in post-medieval middle class inventories
Glossary of Latin terms used in genealogy: genealogy-quest.com
Yorkshire Historical Dictionary
Timeline of Victorian legislation: The Victorian Web