time·​scale | \ ˈtīm-ˌskāl How to pronounce timescale (audio) \

Definition of timescale

: 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

Astronomers like myself often study physical phenomena on timescales so wildly beyond the typical human lifetime that watching them in real-time just isn’t going to happen. Eileen Meyer, Smithsonian, "Big Data is Transforming How Astronomers Make Discoveries," 15 May 2018 Using groundwater model results in combination with hydrologic datasets, Cuthbert and his team were able to create timescales showing how groundwater system would likely respond to climate change. David Grossman, Popular Mechanics, "Climate Change Could Turn Earth's Aquifers Into a Time Bomb," 22 Jan. 2019 Hawking revolutionized scientists' understanding of black holes, showing that these mysterious objects actually emit radiation and can therefore evaporate over long enough timescales. Mike Wall, Space.com, "Stephen Hawking to Be Interred in Westminster Abbey Near Newton, Darwin," 20 Mar. 2018 The disks bend and warp in a complex way that current modeling can't handle on all timescales. Sarah Lewin, Space.com, "Massive Space Structures Have Surprising Connection to Quantum Mechanics Math," 5 Mar. 2018 Ecological thinking involves being aware that things are happening on all kinds of space and timescales at once. Timothy Morton, The Atlantic, "The Hurricane in My Backyard," 8 July 2018 Natural selection simply does not operate on the same timescale as industrialization, so to keep pace with anthropogenic change, wild animals have resorted to altering their behavior rather than their genes. Katherine J. Wu, Smithsonian, "How Humans Created the Ultimate Superpests," 9 July 2018 This star, dubbed PDS 70, is thought to be just 5.4 million years old — a newborn on the cosmological timescale. Loren Grush, The Verge, "Astronomers snap one of the best baby pics yet of a newborn planet," 2 July 2018 But a report from The Times has now revealed the urgent timescale behind the deals. SI.com, "Man Utd Reportedly Racing to Finalise Expected £100m Double Signing Before the World Cup," 25 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'timescale.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of timescale

1890, in the meaning defined above

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The first known use of timescale was in 1890

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English Language Learners Definition of timescale

: a period of time whose size can be compared to other periods of time

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Comments on timescale

What made you want to look up timescale? Please tell us where you read or heard it (including the quote, if possible).


to take the place or position of

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