antimony

[ an-tuh-moh-nee ]

nounChemistry.

a brittle, lustrous, white metallic element occurring in nature free or combined, used chiefly in alloys and in compounds in medicine. Symbol: Sb; atomic number: 51; atomic weight: 121.75.

Origin of antimony

1375–1425; late Middle English antimonie<Medieval Latin antimōnium, perhaps <dialectal Arabic uthmud

Other words from antimony

an·ti·mo·ni·al, adjective, noun

Words Nearby antimony

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use antimony in a sentence

Ambri is a Boston-area startup that’s building molten-salt batteries from calcium and antimony.
Super-hot salt could be coming to a battery near you | Casey Crownhart | November 17, 2022 | MIT Technology Review
The industries include brewing, saw-milling, lace-making and antimony mining and founding.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 | Various
They do so even yet, and when antimony was administered there was no doubt about its working.
Old-Time Makers of Medicine | James J. Walsh
Cats attacked in this way are called, by the natives, azorochados, and antimony is alleged to be the cause of the distemper.
Travels in Peru, on the Coast, in the Sierra, Across the Cordilleras and the Andes, into the Primeval Forests | J. J. von Tschudi
Antimonialis, L. Pertaining to, composed of, or containing antimony.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I | Arnold Cooley

In pharmacy, as a source of both oxychloride and oxide of antimony.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I | Arnold Cooley

British Dictionary definitions for antimony

antimony

/ (ˈæntɪmənɪ) /

noun

a toxic metallic element that exists in two allotropic forms and occurs principally in stibnite. The stable form is a brittle silvery-white crystalline metal that is added to alloys to increase their strength and hardness and is used in semiconductors. Symbol: Sb; atomic no: 51; atomic wt: 121.757; valency: 0, –3, +3, or +5; relative density: 6.691; melting pt: 630.76°C; boiling pt: 1587°C

Origin of antimony

C15: from Medieval Latin antimōnium, of uncertain origin

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for antimony

antimony

[ ăn′tə-mō′nē ]

A metalloid element having many forms, the most common of which is a hard, very brittle, shiny, blue-white crystal. It is used in a wide variety of alloys, especially with lead in car batteries, and in the manufacture of flameproofing compounds. Atomic number 51; atomic weight 121.76; melting point 630.5°C (1,167°F); boiling point 1,380°C (2,516°F); specific gravity 6.691; valence 3, 5. See Periodic Table.

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