: the time between the beginning of a process or project and the appearance of its results

Examples of lead time in a Sentence

We will need at least six months lead time before production begins.
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.
Long lead times were accepted because demand was forecastable. Rich Garrity, Forbes.com, 17 Aug. 2026 Target also used Proxima for perishables, which added a layer of complexity because the company would have to consider variables such as lead times and expiration dates. Roy Stephen Canivel, Footwear News, 17 Aug. 2026 That long lead time can result in vaccines that aren’t well targeted to the circulating viruses. Helen Branswell, STAT, 6 Aug. 2026 Even a small improvement in lead time can have an outsized economic return. Karryl Kim Sagun Trajano, Fortune, 2 Aug. 2026 See All Example Sentences for lead time

Word History

First Known Use

1944, in the meaning defined above

Time Traveler
The first known use of lead time was in 1944

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Cite this Entry

“Lead time.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lead%20time. Accessed 25 Aug. 2026.

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