hormone

noun
hor·​mone | \ ˈhȯr-ˌmōn How to pronounce hormone (audio) \

Definition of hormone

1 : a product of living cells that circulates in body fluids (such as blood) or sap and produces a specific often stimulatory effect on the activity of cells usually remote from its point of origin also : a synthetic substance that acts like a hormone

Other Words from hormone

hormonelike \ ˈhȯr-​ˌmōn-​ˌlīk How to pronounce hormone (audio) \ adjective

Examples of hormone in a Sentence

Recent Examples on the Web A century later, about 1 in 5 of the 37 million Americans living with diabetes take this medication – a hormone that helps cells absorb sugar from the blood. Jing Luo, The Conversation, 9 May 2022 The first pill, mifepristone, acts to block the body's ability to absorb progesterone, a hormone that allows the pregnancy to grow. Elizabeth Weise, USA TODAY, 7 May 2022 The first, mifepristone, blocks a hormone needed to maintain a pregnancy. Stephen Groves, Chron, 5 May 2022 Mifepristone is taken first to block the effects of progesterone, a hormone needed to sustain a pregnancy. Jennifer Haberkornstaff Writer, Los Angeles Times, 5 May 2022 Early in the pandemic, medical groups filed a lawsuit asking the F.D.A. to lift its requirement that mifepristone, which blocks a hormone crucial to the continuation of a pregnancy, be dispensed to patients in person at a clinic or doctor’s office. New York Times, 5 May 2022 Mifepristone blocks a hormone called progesterone, which the body needs for the pregnancy to continue. Jen Christensen, CNN, 3 May 2022 Once in orbit, the frogs were injected with a hormone that caused egg production. CBS News, 28 Apr. 2022 Type 1 diabetes occurs when the pancreas produces little or no insulin, a hormone that regulates blood sugar. NBC News, 16 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hormone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of hormone

1905, in the meaning defined at sense 1

History and Etymology for hormone

Greek hormōn, present participle of horman to stir up, from hormē impulse, assault; akin to Greek ornynai to rouse — more at rise

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Time Traveler for hormone

Time Traveler

The first known use of hormone was in 1905

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Dictionary Entries Near hormone

hormonal

hormone

hormone replacement therapy

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Statistics for hormone

Last Updated

13 May 2022

Cite this Entry

“Hormone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hormone. Accessed 17 May. 2022.

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More Definitions for hormone

hormone

noun
hor·​mone | \ ˈhȯr-ˌmōn How to pronounce hormone (audio) \

Kids Definition of hormone

: any of various chemical substances produced by body cells and released especially into the blood and having a specific effect on cells or organs of the body usually at a distance from the place of origin

hormone

noun
hor·​mone | \ ˈhȯr-ˌmōn How to pronounce hormone (audio) \

Medical Definition of hormone

1a : a product of living cells that circulates in body fluids (as blood) or sap and produces a specific often stimulatory effect on the activity of cells usually a distance from its point of synthesis Some people develop insulin resistance, a condition in which response to the hormone is muted and the body must produce excess insulin to maintain healthy blood-glucose concentrations.— Ben Harder, Science News
b : a synthetic substance that acts like a hormone
2 : sex hormone I discovered I had the classic signs of perimenopause, the prelude to "the change" when hormones yo-yo before menstrual periods cease altogether …— Beth Witrogen McLeod, Cooking Light

Other Words from hormone

hormonelike \ -​ˌlīk How to pronounce hormone (audio) \ adjective

More from Merriam-Webster on hormone

Nglish: Translation of hormone for Spanish Speakers

Britannica English: Translation of hormone for Arabic Speakers

Britannica.com: Encyclopedia article about hormone

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