stilbestrol

Definitions of stilbestrol
  1. noun
    a potent estrogen used in medicine and in feed for livestock and poultry
    synonyms: DES, diethylstilbestrol, diethylstilboestrol, stilboestrol
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    type of:
    estrogen, oestrogen
    a general term for female steroid sex hormones that are secreted by the ovary and responsible for typical female sexual characteristics