chronometer
noun
chro·nom·e·ter
krə-ˈnä-mə-tər 
plural chronometers
: timepiece
I don't know about you, but by the time the short fat hand of my analog chronometer is on the six, I'm about ready to take the rest of the day off.—
Stanley Bing
Stanley Bing
especially
: one designed to keep time with great accuracy despite external forces
Self-educated English clockmaker John Harrison (1693-1776) found the answer by inventing a chronometer—a friction-free timepiece, impervious to pitch and roll, temperature and humidity—that would carry the true time from the home port to any destination. —Genevieve Stuttaford
Genevieve Stuttaford Examples of chronometer in a Sentence
a fancy new chronometer that is light-years more advanced than your average wristwatch
Recent Examples on the Web
Caliber 135 is one of the legendary movements that entered and eventually won multiple prizes in the famous observatory chronometer competitions held in Neuchâtel and Geneva, Switzerland, as well as Kew Teddington in England, and Besançon, France, in the first part of the 20th century.
—Carol Besler, Forbes.com, 13 Apr. 2025
Founded in 1826 by watchmaker Julien Gallet in La Chaux-de-Fonds, the brand became best known for its chronometers for racing, aviation and expeditions.
—Lily Templeton, Footwear News, 3 Sep. 2019
Yet, just as the onset of reliable marine chronometers in the 18th century unleashed an era of global trade, improved timekeeping technology today has the potential to catalyze economic growth and new services.
—Kaif Shaikh, Interesting Engineering, 4 Mar. 2025
This mission has drawn comparisons to the 18th-century quest by clockmaker John Harrison to build a portable marine chronometer robust enough to function accurately in a ship tossed about by ocean waves.
—Kaif Shaikh, Interesting Engineering, 4 Mar. 2025
See All Example Sentences for chronometer
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Carol Besler, Forbes.com, 13 Apr. 2025
Founded in 1826 by watchmaker Julien Gallet in La Chaux-de-Fonds, the brand became best known for its chronometers for racing, aviation and expeditions.
—Lily Templeton, Footwear News, 3 Sep. 2019
Yet, just as the onset of reliable marine chronometers in the 18th century unleashed an era of global trade, improved timekeeping technology today has the potential to catalyze economic growth and new services.
—Kaif Shaikh, Interesting Engineering, 4 Mar. 2025
This mission has drawn comparisons to the 18th-century quest by clockmaker John Harrison to build a portable marine chronometer robust enough to function accurately in a ship tossed about by ocean waves.
—Kaif Shaikh, Interesting Engineering, 4 Mar. 2025
See All Example Sentences for chronometer
Cite this Entry
“Chronometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chronometer. Accessed 29 Apr. 2025.
Copy CitationKids Definition
chronometer
noun
chro·nom·e·ter
krə-ˈnäm-ət-ər
: an instrument for measuring time
especially
: one intended to keep time with great exactness
chronometric
adjective
ˌkrän-ə-ˈme-trik
ˌkrō-nə-
also chronometrical
-tri-kəl
Medical Definition
chronometer
noun
chro·nom·e·ter
krə-ˈnäm-ət-ər
: an instrument for measuring time
especially
: one designed to keep time with great accuracy
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