As per dictionary.com
1. the act or process of communicating; fact of being communicated.
2. the imparting or interchange of thoughts, opinions, or information by speech, writing, or signs.
3. something imparted, interchanged, or transmitted.
4. a document or message imparting news, views, information, etc.
5. passage, or an opportunity or means of passage, between places.
Just in case you needed to know. I know some people who need to know. Unfortunately, they probably won't read this blog. Gimme patience!