an·​ti·​mo·​ny | \ ˈan-tə-ˌmō-nē How to pronounce antimony (audio) \

Definition of antimony

2 : a trivalent and pentavalent metalloid element with atomic number 51 that commonly occurs in a brittle, metallic, silvery white crystalline form and that is used especially in alloys, semiconductors, and flame-retardant substances — see Chemical Elements Table

Examples of antimony in a Sentence

Recent Examples on the Web According to Ross Pomeroy of RealClearScience, artisans made Alexandrian glass—the material of choice for high-class chalices—by adding antimony oxide during the glassmaking process. Alex Fox, Smithsonian Magazine, "Ancient Rome’s Finest Glass Was Actually Made in Egypt," 5 Aug. 2020 In 2016 scientists found high antimony levels in bottled water sold in Mexico. Sarah Gibbens, National Geographic, "Exposed to extreme heat, plastic bottles may ultimately become unsafe," 19 July 2019 The larger antimony nucleus has higher spin than phosphorus. Adrian Cho, Science | AAAS, "Chance discovery brings quantum computing using standard microchips a step closer," 11 Mar. 2020 The shot contains 8 percent antimony, making these the hardest lead-shot pellets on the market. Phil Bourjaily, Field & Stream, "Best New Shotgun Ammo of the 2020 SHOT Show," 7 Feb. 2020 According to an account given by the seventeenth-century apothecary and alchemist Pierre Pomet (offered up by Wothers as possibly apocryphal), antimony got its name from the story of a German monk who fed it to his fellow-brethren. Neima Jahromi, The New Yorker, "The Histories Hidden in the Periodic Table," 27 Dec. 2019 Midas Gold says the Stibnite Mining District contains more than 4 million ounces (113 million grams) of gold and more than 100 million pounds of antimony. Washington Post, "Documents: Mining company writing own environmental report," 13 Dec. 2019 Babcock has the chemical symbols for lead, tin, and antimony — the three elements used in hot type — tattooed near his left shoulder., "With Linotype print, the old is new again - The Boston Globe," 11 Nov. 2019 Preliminary post-mortem exams showed damaged bone marrow and unexplained high levels of cadmium, antimony, chromium and other metals in her blood. Washington Post, "Never mind the tax fraud and ‘bunga bunga’ scandals. These Italians won’t give up on Berlusconi.," 28 June 2019

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

15th century, in the meaning defined at sense 1

History and Etymology for antimony

Middle English antimonie, from Medieval Latin antimonium

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The first known use of antimony was in the 15th century

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Cite this Entry

“Antimony.” Dictionary, Merriam-Webster, Accessed 29 Oct. 2020.

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How to pronounce antimony (audio)

English Language Learners Definition of antimony

technical : a silvery-white metal that breaks easily and that is used especially in alloys


an·​ti·​mo·​ny | \ ˈan-tə-ˌmō-nē How to pronounce antimony (audio) \

Kids Definition of antimony

: a silvery white metallic chemical element


an·​ti·​mo·​ny | \ ˈant-ə-ˌmō-nē How to pronounce antimony (audio) \
plural antimonies

Medical Definition of antimony

: a trivalent and pentavalent metalloid element that is commonly metallic silvery white, crystalline, and brittle and is used especially in alloys and semiconductors and in medicine as a constituent of various antiprotozoal agents (as tartar emetic) symbol Sb — see Chemical Elements Table

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More from Merriam-Webster on antimony

Nglish: Translation of antimony for Spanish Speakers

Britannica English: Translation of antimony for Arabic Speakers Encyclopedia article about antimony

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