BioSpace Glossary: Defining The Words That Define Biotechnology
The glossary was developed to keep pace with the ever-evolving language of biotechnology. Search alphabetically or use the search function to find the meaning of biotechnology terminology.
http://www.biospace.com/gls_index.cfm

FAO Biotechnology Glossary
Definitions of over 3,000 terms and acronyms used regularly in biotechnology, including genetic engineering, and closely allied fields. Available in Arabic, English, French, Serbian, Spanish and Vietnamese.
http://www.fao.org/biotech/index_glossary.asp?lang=en