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.
For instance, the thyroid is the only part of the body targeted in a disease called Hashimoto’s thyroiditis. — Kristen Demoruelle, The Conversation, 27 Aug. 2025 In a small percentage of cases (about 3 out of 100 women), the drastic hormonal shifts of childbirth can trigger postpartum thyroiditis. — Lauren Brown West-Rosenthal, Parents, 28 May 2026 Benign thyroid nodules, which are usually caused by an unexplained overgrowth of thyroid tissue, or thyroiditis (inflammation of the thyroid) can cause the condition too. — Sonya Collins, SELF, 16 Jan. 2026 Autoimmune thyroid disease, Hashimoto’s thyroiditis (low thyroid levels) and Grave’s disease (high thyroid levels) are examples of this. — Elizabeth Yuko, Flow Space, 28 Aug. 2025 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

Rhymes for thyroiditis

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Browse Nearby Words

thyroidectomy
thyroiditis
thyroid-stimulating hormone
See all Nearby Words

Cite this Entry

“Thyroiditis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thyroiditis. Accessed 7 Jul. 2026.

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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

Britannica.com: Encyclopedia article about thyroiditis

Last Updated: - Updated example sentences
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