letrozole

L1E1T1R1O1Z10O1L1E1
US/ˈlɛ.tɹəˌzoʊl/

noun

A nonsteroidal aromatase inhibitor C₁₇H₁₁N₅ (trademark Femara) that is administered orally to treat breast cancer in postmenopausal women.

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Meanings

nounletrozole (uncountable)
  1. uncountablemedicineA nonsteroidal aromatase inhibitor C₁₇H₁₁N₅ (trademark Femara) that is administered orally to treat breast cancer in postmenopausal women.

Origin

From [Term?] + -rozole (“imidazole-triazole derivative”).

Full word history & related roots →
Cite this entry
APA

letrozole. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/letrozole

MLA

“letrozole.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/letrozole. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “letrozole,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/letrozole.

Source: letrozole on Wiktionary, CC BY-SA 4.0.