Explanations Explanations are about explaining. In the context of Knowledge Organization there are steps in the complexity. The simplest level is a term in isolation. = 1. Term The next stepis to define the term. = 2. Defintion The next step is to explain the term. = 3. Explanation In libraries and momory insituitions Explanations typically take the form of Encyclopeadias, Manuals, Handbooks, Guides. Explanations can also take the form of Presentations and Lectures. All of these are various examples of an introductory treatment of a subject. A more thorough treatment occurs via the names of Article and Books = 4. Titles