: 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.
Jaque Silva | Nurphoto | Getty Images Meanwhile, the longer WBD and Paramount wait to combine their streaming services, the more lead time competitors may have to outpace them individually. Lillian Rizzo, CNBC, 26 Aug. 2026 Deployable Energy Limited is reportedly targeting a six-month lead time from 2030. Georgina Jedikovska, Interesting Engineering, 25 Aug. 2026 For example, when evaluating suppliers, sustainability and social compliance should be considered alongside cost, quality, capacity and lead time. Arthur Zaczkiewicz, Footwear News, 20 Aug. 2026 Both rely on multiple supplier tiers, specialized components with few qualified makers, and long lead times for tooling, precision work, and materials. Dennis Mitzner, Forbes.com, 20 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 27 Aug. 2026.

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