Definition of arsphenamine in English:

arsphenamine

noun

Medicine
  • [mass noun] A synthetic organic arsenic compound formerly used to treat syphilis and other diseases.

    See also Ehrlich, Paul
    • ‘In 1910, with his Japanese colleague Sahachiro Hata, he developed arsphenamine, a synthetic preparation containing arsenic, which sold under the name of Salvarsan.’
    • ‘He also discovered a treatment for syphilis using arsphenamine in 1910.’
    • ‘So powerful is arsphenamine that doctors can give it only in single doses extending over a period of 18 months.’
    • ‘More recently silver arsphenamine has been used in topical astringent preparations.’
    • ‘Two month courses of intravenous arsphenamine would then be alternated with intramuscular Bismuth.’

Origin

Early 20th century: blend of arsenic, phenyl, and amine.

Pronunciation:

arsphenamine

/ɑːsˈfɛnəmɪn//ɑːsˈfɛnəmiːn/