follicle-stimulating hormone
noun
: a hormone produced by the anterior lobe of the pituitary gland that stimulates the growth of the ovum-containing follicles in the ovary and activates sperm-forming cells
—abbreviation FSH
Examples of follicle-stimulating hormone in a Sentence
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Hormonal disruptions may also occur, reducing levels of testosterone, luteinizing hormone, follicle-stimulating hormone, and anti-mullerian hormone, ultimately reducing reproductive output.
—
Melissa Cristina Márquez, Forbes.com, 16 Sep. 2025
Hormonal changes: Your levels of estrogen (E2), follicle-stimulating hormone (FSH), and luteinizing hormone (LH) peak around the time of ovulation.
—Laura Dorwart, Verywell Health, 8 July 2025
Testosterone therapy may lower men’s sperm count The pituitary gland (a part of your brain that controls hormone release) produces two hormones: follicle-stimulating hormone (FSH) and luteinizing hormone (LH).
—Alyssa Goldberg, USA Today, 24 June 2025
During this phase, your estrogen levels spike, causing your pituitary gland (an organ in the brain that controls hormones) to release the follicle-stimulating hormone (FSH) and luteinizing hormone.
—Sherri Gordon, Health, 11 June 2025
The second season—the follicular phase, known as inner spring—is characterized by increasing levels of follicle-stimulating hormone (FSH) and estrogen, so energy levels tend to rise and mood improves.
—Hatty Willmoth, MSNBC Newsweek, 19 May 2025
The test is designed to test levels of follicle-stimulating hormone (FSH) five times over the course of 10 days.
—Jessica Hartshorn, Flow Space, 25 Feb. 2025
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Melissa Cristina Márquez, Forbes.com, 16 Sep. 2025
Hormonal changes: Your levels of estrogen (E2), follicle-stimulating hormone (FSH), and luteinizing hormone (LH) peak around the time of ovulation.
—Laura Dorwart, Verywell Health, 8 July 2025
Testosterone therapy may lower men’s sperm count The pituitary gland (a part of your brain that controls hormone release) produces two hormones: follicle-stimulating hormone (FSH) and luteinizing hormone (LH).
—Alyssa Goldberg, USA Today, 24 June 2025
During this phase, your estrogen levels spike, causing your pituitary gland (an organ in the brain that controls hormones) to release the follicle-stimulating hormone (FSH) and luteinizing hormone.
—Sherri Gordon, Health, 11 June 2025
The second season—the follicular phase, known as inner spring—is characterized by increasing levels of follicle-stimulating hormone (FSH) and estrogen, so energy levels tend to rise and mood improves.
—Hatty Willmoth, MSNBC Newsweek, 19 May 2025
The test is designed to test levels of follicle-stimulating hormone (FSH) five times over the course of 10 days.
—Jessica Hartshorn, Flow Space, 25 Feb. 2025
Cite this Entry
“Follicle-stimulating hormone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/follicle-stimulating%20hormone. Accessed 31 Oct. 2025.
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