progesterone
noun/proʊˈdʒɛstəroʊn/
Frequency rank: #12,939 of 20,003 in the WORDED list (wordfreq data)
Meaning
A steroid hormone produced mainly by the ovaries that prepares and maintains the uterus for pregnancy.
Example sentence
During pregnancy, progesterone levels rise significantly to help maintain the uterine lining.
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