breast·​plate | \ ˈbres(t)-ˌplāt How to pronounce breastplate (audio) \

Definition of breastplate

1 : a usually metal plate worn as defensive armor for the breast — see armor illustration
2 : a vestment worn in ancient times by a Jewish high priest and set with 12 gems bearing the names of the tribes of Israel
3 : a piece against which a worker's breast is pressed in operating a tool (such as a breast drill)

Examples of breastplate in a Sentence

Recent Examples on the Web

Although a few cavalry units held on to helmets and breastplates, the infantry lost them long before the start of the First World War, and soft hats or caps were standard issue. David Hambling, Popular Mechanics, "The Century-Long Evolution of the U.S. Army Helmet," 27 June 2019 After all that double-crossing, battling, incestuous canoodling and crying in Westeros, some R and R is in order—and perhaps a break from donning furs, breastplates, and weaponry. Christian Allaire, Vogue, "What Is the Game of Thrones Cast Working on Next?," 22 May 2019 The doll’s breastplate has a necklace of 28 Stanhope gems, all but two still intact. Hannah Foster, New York Times, "A Jeweled 19th-Century Doll Sets a Record and Heads for a New Museum," 21 Feb. 2018 Ideally the fantasy shouldn’t feature fake Gaelic-sounding names, breastplates or women with long flowing hair, but even there my resolve has been known to fail. New York Times, "Lydia Millet: By the Book," 7 June 2018 Ditto Janus Stefanowicz’s costumes, which juxtapose contemporary outfits with medieval-seeming tunics and breastplates for the men and red velvet for Guenevere. Julia M. Klein,, "Act II Playhouse's 'Camelot' a scaled-down yet powerful portrayal," 27 May 2018 In the middle of it all, more than 300 exhibitors and vendors lined up along fictional lanes such as Silicone Valley and Glamazon Lane, selling everything from breastplates and wigs to fan merchandise. Marie E. Hobro,, "RuPaul’s DragCon LA returns for its fourth year," 22 May 2018 The birds, about a foot in length, had a robe of deep black feathers, accented by a breastplate of metallic bluish‐green feathers that turned purple in the right light. National Geographic, "How an Obsession With Rare Bird Feathers Turned Criminal," 23 Apr. 2018 My favourite application of bronze has always been the cuirass (breastplate), shield, spear, sword and greaves of the Spartan soldiers. Wei Koh, A-LIST, "How the Watch Industry Plundered the Periodic Table," 3 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'breastplate.' 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 breastplate

14th century, in the meaning defined at sense 1

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Statistics for breastplate

Last Updated

17 Jul 2019

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Time Traveler for breastplate

The first known use of breastplate was in the 14th century

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English Language Learners Definition of breastplate

: a piece of metal that covers a person's chest and that was part of the protective clothing (called armor) that soldiers wore in the past


breast·​plate | \ ˈbrest-ˌplāt How to pronounce breastplate (audio) \

Kids Definition of breastplate

: a piece of armor for covering the breast

More from Merriam-Webster on breastplate

Rhyming Dictionary: Words that rhyme with breastplate Encyclopedia article about breastplate

Comments on breastplate

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


something desired as essential

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