antimony

noun

an·​ti·​mo·​ny ˈan-tə-ˌmō-nē How to pronounce antimony (audio)
1
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
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China, the source of around half the world’s antimony, recently barred exports of the metal to the U.S. in retaliation for the Biden administration’s export controls on China’s tech sector. Nicholas Gordon, Fortune Asia, 20 Jan. 2025 China’s latest export restrictions came on antimony, a metal essential to various technologies but most notably weapons systems. John Adams, Boston Herald, 28 Sep. 2024 The mine was later re-tooled and was able to produce about 90% of U.S. antimony needs during World War II. David Blackmon, Forbes, 6 Jan. 2025 Last month, Beijing banned the export of gallium, germanium, and antimony, key metals used in chipmaking, to the U.S. after the U.S. Commerce Department subjected more Chinese companies to export controls. Lionel Lim, Fortune Asia, 3 Jan. 2025 See all Example Sentences for antimony 

Word History

Etymology

Middle English antimonie, from Medieval Latin antimonium

First Known Use

15th century, in the meaning defined at sense 1

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

Dictionary Entries Near antimony

Cite this Entry

“Antimony.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antimony. Accessed 31 Jan. 2025.

Kids Definition

antimony

noun
an·​ti·​mo·​ny ˈant-ə-ˌmō-nē How to pronounce antimony (audio)
: a metallic silvery white element that is used especially in alloys and medicine see element

Medical Definition

antimony

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