thyroiditis

noun

thy·​roid·​itis ˌthī-ˌrȯi-ˈdī-təs How to pronounce thyroiditis (audio)
ˌthī-rə-
: inflammation of the thyroid gland

Examples of thyroiditis in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Integrative Medicine In Autoimmune Disorders Autoimmune diseases—including lupus, rheumatoid arthritis, Hashimoto’s thyroiditis, and multiple sclerosis—result from an overactive immune system attacking the body's own tissues. Jesse Pines, Forbes, 12 Mar. 2025 The leading cause of hypothyroidism is Hashimoto’s disease (also known as Hashimoto’s thyroiditis, chronic autoimmune thyroiditis or lymphocytic thyroiditis), per Cleveland Clinic. Caroline C. Boyle, USA TODAY, 17 Jan. 2025 According to Chang, other possible causes of hyperthyroidism include: thyroiditis (thyroid inflammation), thyroid nodules (which produce more thyroid hormone), and consuming an excess amount of iodine. Caroline C. Boyle, USA TODAY, 10 Jan. 2025 Graves’ disease is an autoimmune condition that may cause inflammation of the thyroid (called thyroiditis) and hyperthyroidism from overproduction of thyroid hormone, says Jennifer Braemar Ogilvie, MD, the chief of endocrine surgery at Yale School of Medicine in New Haven, Connecticut. Becky Upham, EverydayHealth.com, 13 Aug. 2024 See All Example Sentences for thyroiditis

Word History

Etymology

thyroid entry 1 + -itis

First Known Use

circa 1885, in the meaning defined above

Time Traveler
The first known use of thyroiditis was circa 1885

Cite this Entry

“Thyroiditis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thyroiditis. Accessed 2 Apr. 2025.

Medical Definition

thyroiditis

noun
thy·​roid·​itis ˌthī-ˌrȯid-ˈīt-əs, -rəd- How to pronounce thyroiditis (audio)
: inflammation of the thyroid gland

More from Merriam-Webster on thyroiditis

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