Antiestrogen

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A substance that blocks the production or utilization of estrogens, or inhibits their effects.

    "Dr. Esteva described a breast cancer patient first treated with a mastectomy and the antiestrogen tamoxifen in 1995."

Example

More examples

"Dr. Esteva described a breast cancer patient first treated with a mastectomy and the antiestrogen tamoxifen in 1995."

Etymology

From anti- + estrogen.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.