timescale

noun

time·​scale ˈtīm-ˌskāl How to pronounce timescale (audio)
: an arrangement of events used as a measure of the relative or absolute duration or antiquity of a period of history or geologic or cosmic time

Examples of timescale in a Sentence

When considered on the 4.6 billion year timescale of the Earth, our lives can seem insignificant. What is the timescale for completion of the work?
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The oceans and atmosphere are massive and, importantly, open, shaped by far-reaching forces that act on timescales ranging from hours to eons. Gregory Barber, Quanta Magazine, 15 Sep. 2025 The timescale of the project marries with the new contract agreed by Barber in April 2024, which runs until 2030. Andy Naylor, New York Times, 14 Sep. 2025 The simplest force that unifies the strong force with the electroweak force is the Georgi-Glashow model, which predicts proton decay on a timescale of around 1030 years, but the proton’s lifetime is already established to be at least 1034 years. Ethan Siegel, Big Think, 9 Sep. 2025 Hybrid independence is not a destination but a practice; a daily choice to design systems that serve multiple stakeholders across multiple timescales. Cornelia C. Walther, Forbes.com, 29 Aug. 2025 See All Example Sentences for timescale

Word History

First Known Use

1890, in the meaning defined above

Time Traveler
The first known use of timescale was in 1890

Browse Nearby Words

Cite this Entry

“Timescale.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/timescale. Accessed 18 Sep. 2025.

Kids Definition

timescale

noun
time·​scale ˈtīm-ˌskāl How to pronounce timescale (audio)
: an arrangement of events used as a measure of the duration or age of a period of history or geologic or cosmic time
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!