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

Definition of antimony

1 : stibnite
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

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 From a hole in the ground up there, Alaska independence advocate Joe Vogler in 1950 removed 500 tons of antimony. Anchorage Daily News, "A 60-mile walk under the midnight sun, with no stops for sleep," 22 June 2019 Stibnite has been periodically mined since the 1800s for gold and antimony, a metal used in batteries and flame retardant. Rocky Barker, idahostatesman, "World's largest gold miner puts $38 million bet on new Idaho project | Idaho Statesman," 9 May 2018 Bryant took her daughter to a practitioner who told her the girl’s blood was full of heavy metals such as lead, arsenic, antimony and mercury. Maggie Fox, NBC News, "Vaccine Skeptic Message Gets Stronger, Bolder," 24 Sep. 2017 By adding lead, antimony, copper, manganese and other natural elements, pieces could be made to replicate lapis lazuli, carnelian, alabaster and turquoise. Susan Dunne,, "Ancient Glass Exhibit At Yale University Art Gallery," 7 Aug. 2017 Without any help from us, remember, our planet is home to an astonishing variety of dangerous substances – arsenic and antimony, cadmium, lead, mercury, and more. Deborah Blum, WIRED, "An Asbestos Map of the United States," 17 Jan. 2014 Among the traces of metals found were antimony, arsenic, barium, copper, iron and lead. Michelle Kaufman, miamiherald, "Douglas Park reopens after three-year closure due to toxic soil," 29 June 2017

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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Statistics for antimony

Last Updated

13 Jul 2019

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

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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

Rhyming Dictionary: Words that rhyme with antimony

Spanish Central: Translation of antimony

Nglish: Translation of antimony for Spanish Speakers

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

Comments on antimony

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


a period when something is suspended

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