Definition of bismuth in English:

bismuth

noun

  • 1The chemical element of atomic number 83, a brittle reddish-gray metal.

    • ‘These include lead, aluminium, arsenic, mercury, cadmium, gold, bismuth, antimony, and beryllium.’
    • ‘This area proper is a prominent Chinese mining district known as the Xianghualing polymetallic ore field, and it consists of numerous deposits of tin, tungsten, molybdenum, bismuth, copper, lead, and zinc.’
    • ‘Along the way, these disintegration series produce radioactive isotopes of protactinium, thorium, actinium, radium, francium, radon, astatine, polonium, bismuth, lead, thallium and mercury.’
    • ‘The low-melting-point metals such as bismuth, lead, tin, and cadmium are added to aluminum to make free-machining alloys.’
    • ‘Kyrgyzstan has deposits of gold, coal, bismuth, mercury, antimony, tungsten, and copper.’
    1. 1.1A compound containing bismuth used medicinally.
      • ‘Gastritis, duodenal and gastric ulcers may be infectious diseases treatable by antibiotics and by the 100-year-old medicine bismuth.’
      • ‘Helidac is another medicine that combines bismuth and two antibiotics.’
      • ‘I can treat syphilis with bismuth and arsenic but penicillin is so much more effective.’
      • ‘In 1867 a Dr Spencer was acquitted of manslaughter after a medication error in which strychnine was dispensed to a patient instead of bismuth.’
      • ‘Another medicine that coats the stomach is called bismuth.’

Origin

Mid 17th century: from modern Latin bisemutum, Latinization of German Wismut, of unknown origin.

Pronunciation:

bismuth

/ˈbizməTH/