antimony

noun an·ti·mo·ny \ ˈan-tə-ˌmō-nē \

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

Recent Examples of antimony from the Web

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Origin and Etymology of antimony

Middle English antimonie, from Medieval Latin antimonium


ANTIMONY Defined for English Language Learners

antimony

Definition of antimony for English Language Learners

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


ANTIMONY Defined for Kids

antimony

noun an·ti·mo·ny \ ˈan-tə-ˌmō-nē \

Definition of antimony for Students

: a silvery white metallic chemical element

Medical Dictionary

antimony

noun an·ti·mo·ny \ ˈant-ə-ˌmō-nē \

medical Definition of antimony

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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