Chronology

From Wiktionary, the free dictionary.

Chronology is the science of determining the order in which events occurred. A chronology, also called a timeline, is an arrangement of events into chronological order.

External Links

http://www.hyperdic.net/dic/c/chronology.shtml

http://www.tiscali.co.uk/reference/dictionaries/difficultwords/data/d0003396.html

http://www.websters-online-dictionary.org/definition/english/ch/chronology.html