I was recently looking for the definition for something blog-related and stumbled upon this. I thought it might be of use to you too! ;-]
WordPress/Codex Introduction to Blogging
I know it starts off with the question of “What is a Blog?”—but if you look further down the article, there are several additional terms that are referred to frequently in the blogging world—many of which I’d heard about and had loose understandings off. [I wasn't sure exactly how Pingbacks worked...]
