When Ovaries Stop Making the Hormone Estrogen

Puzzle 15 of Movie Props Pack

Question is: When Ovaries Stop Making the Hormone Estrogen

and the answer is: MENOPAUSE

Word Meaning:

MENOPAUSE — The period in a woman's life when menstruation becomes irregular and less frequent before eventually stopping altogether, usually accompanied by a range of unpleasant symptoms; the period spanning perimenopause up to postmenopause.

Definitions from Wiktionary.