hy·​po·​thy·​roid·​ism | \ ˌhī-pō-ˈthī-ˌrȯi-ˌdi-zəm How to pronounce hypothyroidism (audio) \

Definition of hypothyroidism

: deficient activity of the thyroid gland also : a resultant bodily condition characterized by lowered metabolic rate and general loss of vigor

Examples of hypothyroidism in a Sentence

Recent Examples on the Web Iron is also crucial because a deficiency can slow thyroid functioning, leading to hypothyroidism—which further leaves you freezing, Moon says. Esther Crain, Health.com, 22 Nov. 2021 Along with heavy periods, hypothyroidism can cause unexplained weight gain, fatigue, thinning hair, and a hoarse voice. Korin Miller, SELF, 6 Oct. 2021 Beyond doing a general physical and getting a history, your doctor might also order tests to see if there's an underlying condition causing your constipation, Dr. Bedford says, such as diabetes, hypothyroidism, or anemia. Colleen Stinchcombe, Health.com, 8 Oct. 2021 Over the past 15 years, my husband, adult daughter and I all have been diagnosed with hypothyroidism. Dr. Keith Roach, oregonlive, 5 Oct. 2021 There are some conditions like polycystic ovarian syndrome (PCOS), a hormonal disorder, or thyroid conditions like hypothyroidism that might require treatment. Carolyn L. Todd, SELF, 13 Aug. 2021 Health disorders such as hypothyroidism, bacterial or fungal infections like ringworm and Cushing’s disease may impact the condition and quality of a pet’s coat. Iris Katz, baltimoresun.com/maryland/carroll, 16 May 2021 In another text, Griggers allegedly offered to provide members of the group with various prescription drugs, including medication used to treat hypothyroidism, Parkinson’s disease and nerve pain. Andrew Dyer, San Diego Union-Tribune, 30 Apr. 2021 Most of the 20 to 30 million Americans who suffer from thyroid issues experience hypothyroidism, meaning your thyroid gland doesn’t produce enough of its hormones. Ana Sanchez, chicagotribune.com, 12 Dec. 2020

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

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First Known Use of hypothyroidism

1905, in the meaning defined above

History and Etymology for hypothyroidism

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Time Traveler for hypothyroidism

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The first known use of hypothyroidism was in 1905

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Last Updated

1 Dec 2021

Cite this Entry

“Hypothyroidism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypothyroidism. Accessed 25 Jan. 2022.

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More Definitions for hypothyroidism


hy·​po·​thy·​roid·​ism | \ -ˌiz-əm How to pronounce hypothyroidism (audio) \

Medical Definition of hypothyroidism

: deficient activity of the thyroid gland also : a resultant bodily condition characterized by lowered metabolic rate and general loss of vigor

More from Merriam-Webster on hypothyroidism

Britannica.com: Encyclopedia article about hypothyroidism


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