from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The science that deals with the determination of dates and the sequence of events.
  • noun The arrangement of events in time.
  • noun A chronological list or table.

from The Century Dictionary.

  • noun The science of time.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The science which treats of measuring time by regular divisions or periods, and which assigns to events or transactions their proper dates.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun uncountable the science of determining the order in which events occurred.
  • noun countable an arrangement of events into chronological order; called a timeline when involving graphical elements.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an arrangement of events in time
  • noun a record of events in the order of their occurrence
  • noun the determination of the actual temporal sequence of past events


from Wiktionary, Creative Commons Attribution/Share-Alike License

From chrono- (“relating to time”) + -logy (“study of, account of”), after New Latin chronologia.


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