2nd 3rd optional. FDA has announced an official date of 2010-06 when they will accept submissions to 3 rd edition. The 3 rd Edition will be Mandatory 2013-06-01. Health Canada has announced a mandatory date of 2012-06-01. The EU date of 2012-06-01 has been published in the Official Journal.
I don't know what you mean by root word. Lipo - is the root for fat and used often at the molecular level. Adipose - is the word for fat tissue. fat: <biochemistry> A triglyceride (lipid) that is usually solid at room temperature. http://www.americanheart.org/presenter.j...
Each term is formed by combining at least one root ( foundation or subject of the word ) and a suffix ( the word ending that modifies and gives essential meaning to the root ) o A prefix is placed at the beginning of a term only when needed to further modify the root or roots o 1.1 In the word lipemia , lip ( meaning fat ) is the root and foundation ...