noun. The interval of time represented by a specific stratum of rock selected to be representative of all rocks formed during the same span of time.

noun. The interval of time between two reversals of the Earth's magnetic polarity.

noun. An abbreviation of Chronicles.

noun. Abbreviationsof chronological

noun. of chronology.

noun. A period of time between two geomagnetic reversals.

"You need to either trust them to manage that responsibility or forbid them from doing anything distracting -- from surfing to chron. com to talking to their coworkers about something non-work related."

chronozone  subchron  superchron  

10-20  bungee  chrono  clocklike  collapsar