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Definition of "estrogen" []

  • Any of several steroid hormones produced chiefly by the ovaries and responsible for promoting estrus and the development and maintenance of female secondary sex characteristics. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "estrogen" in a sentence
  • "A lot of us like to fling around the word estrogen the way a pizza maker flings around dough, but the truth is that estrogen is a lot more complicated than that."
  • "Changing testosterone into estrogen is very important because breast cancer is often estrogen dependent, says Hayes."
  • "Determined not to let the magazine be "drowned in estrogen," she said she would have almost exclusively male writers as they knew a lot more about sex."