delamination

noun

de·​lam·​i·​na·​tion (ˌ)dē-ˌla-mə-ˈnā-shən How to pronounce delamination (audio)
: separation into constituent layers
delaminate intransitive verb

Examples of delamination in a Sentence

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.
Carbon fiber has not been used on this type of deep-diving sub before and is considered to be unreliable under pressure due to delamination. Rachel Cormack, Robb Report, 6 Aug. 2025 Titan suffered a catastrophic implosion due to structural failure of its carbon fiber composite pressure hull and the carbon fiber hull showed signs of fatigue and delamination in testing before the fatal dive. Michael Dorgan, FOXNews.com, 5 Aug. 2025 It has since been determined this was likely delamination of the carbon fiber (separation of its layers), which significantly weakened the hull. Alexandra Gillespie, Outside Online, 11 June 2025 One of the key steps of the process comes right before the delamination when lithium cobalt oxide (LiCoO2) is exposed to high-temperature annealing to create the crystallinity of material that results in the high-performance solid-state LIB. IEEE Spectrum, 7 Aug. 2012 The purple hue is the result of the delamination of the phosphor-silicon layer in the streetlights' LED chips. Elizabeth Weise, USA Today, 29 Mar. 2025 During inspections, teams conduct visual and hands-on searches for delamination, voids or weakened areas, according to the department. Grace Zokovitch, Boston Herald, 24 Feb. 2025 From decarbonization to delamination, the winners are (hopefully) a sign of the times. Alexandra Harrell, Sourcing Journal, 3 Sep. 2019 This is called delamination, and delamination is the enemy of durability. Jeff Wilser, TIME, 30 Oct. 2024

Word History

First Known Use

1877, in the meaning defined above

Time Traveler
The first known use of delamination was in 1877

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Cite this Entry

“Delamination.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/delamination. Accessed 21 Aug. 2025.

Medical Definition

delamination

noun
de·​lam·​i·​na·​tion (ˌ)dē-ˌlam-ə-ˈnā-shən How to pronounce delamination (audio)
1
: separation into constituent layers
2
: gastrulation in which the endoderm is split off as a layer from the inner surface of the blastoderm and the archenteron is represented by the space between this endoderm and the yolk mass
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