Bender, D. A. (2009). A dictionary of food and nutrition. OUP Oxford. - define terms of food, nutrient, diet and health.
Last, J. M. (Ed.). (2007). A dictionary of public health. Oxford University Press, USA. - covers many aspects of public health with over 5,000 terms.
Web, M. D. (2008). Webster’s New World™ Medical Dictionary, 3rd Edn. Hoboken. - written by Web MD experts and doctors.