SINCE 1828
theca lutein cell
nounMedical Definition of theca lutein cell
: any of the relatively deeply staining cells of the corpus luteum that are derived from cells of the theca interna, lack microvilli on the surface, and secrete estrone and estradiol as well as progesterone
— called also theca cell
— compare granulosa lutein cellComments on theca lutein cell
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Merriam-Webster unabridged
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