tamoxifen

noun

Etymology: Etymology tree Proto-Indo-European *terh₂- Proto-Indo-European *-t Proto-Indo-European *térh₂t Proto-Indo-European *-ónts Proto-Indo-European *tr̥h₂ónts Proto-Indo-European *tr̥h₂n̥ts Proto-Italic *trāns Proto-Italic *trāns- Latin trans-bor. English t(rans)- Egyptian jmnbor. Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor. Latin Ammōn Latin ammoniacusder. English ammonia Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English am(ine) Proto-Indo-European *h₂eḱ-der.? Ancient Greek ὀξῠ́ς (oxŭ́s)bor. English oxy- Proto-Indo-European *bʰeh₂-der. Proto-Hellenic *pʰáňňō Ancient Greek φαίνω (phaínō)der. French phéno- Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. French -yle French phénylebor. English phen(yl) English tamoxifen From t(rans)- + am(ine) + oxy- + phen(yl).

1. A nonsteroidal estrogen antagonist used in the treatment of postmenopausal breast cancer and infertility in women.

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