A Glossary of Terms and Abbreviations used in alternate history: * Alternative History - Also known as Alternate History or simply, Althist, is literary speculation on "what might have been," had some event (or events) in the past happened differently than it did in our history. For a list of Alternative Histories on Althist Wiki, see List of Althists. * Timeline - A chronological listing of events, also often used as a synonym for Althist. * OTL - Our Timeline, is how history unfolded as we remember it. Often used as a "baseline" in alternate history and time travel stories to illustrate changes in history caused by characters. * ATL - Alternate Timeline, a chronological listing of events as they occured, had events in the past not happened, or had they happened in a differe