tamoxifen

From t(rans)- +‎ am(ine) +‎ oxy- +‎ phen(yl).

• (Received Pronunciation) IPA^(key): /təˈmɒk.sɪ.fɛn/
• (General American) IPA^(key): /təˈmɑk.sɪf.ən/

tamoxifen (countable and uncountable, plural tamoxifens)

1. (pharmacology) A nonsteroidal estrogen antagonist used in the treatment of postmenopausal breast cancer and infertility in women.
   • 2010, Siddhartha Mukherjee, The Emperor of All Maladies, Fourth Estate (2011), page 4:

     Treatment with tamoxifen after surgery reduced cancer relapse rates by nearly 50 percent.

• desmethyltamoxifen
• -ifene, -oxifene (antiestrogen or estrogen receptor modulator)

• “tamoxifen”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “tamoxifen”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

• motexafin