Definition of corpus luteum in English:

Share this entry

corpus luteum

Pronunciation: /ˌkôrpəs ˈlo͞otēəm/

noun (plural corpora lutea /ˈlo͞otēə/)

A hormone-secreting structure that develops in an ovary after an ovum has been discharged but degenerates after a few days unless pregnancy has begun.
Example sentences
  • It is generally believed that symptoms result from the waning hormone secretions from the ovaries as the corpus luteum begins to degenerate towards the end of the menstrual cycle.
  • It is secreted by the corpus luteum during pregnancy and by the ovaries during the luteal phase of the menstrual cycle.
  • In the corpora lutea of the ovary, whirls of long needles are most distinct.


Late 18th century: from corpus and Latin luteum, neuter of luteus 'yellow'.

For editors and proofreaders

Syllabification: cor·pus lu·te·um

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.