Sticky Dialog Bar | Support | GIS Dictionary

A to Z GIS | Explore this related guide, featuring updated terms and graphics and developed in coordination with Esri’s GIS Dictionary team.

Learn more about A to Z GIS

GIS Dictionary

Browse dictionary

chronometer

URL copied Share URL
  1. [physics] An extremely accurate portable clock that remains accurate through all conditions of temperature and pressure. The chronometer was developed in the eighteenth century for determining longitude at sea, but its scientific and navigational use has been made obsolete by the invention of quartz and atomic clocks. Media/chronometer.gif

See also