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hyperthyroidism
noun
hy·per·thy·roid·ism
ˌhī-pər-ˈthī-ˌrȯi-ˌdi-zəm
: excessive functional activity of the thyroid gland
also
: the resulting condition marked especially by increased metabolic rate, enlargement of the thyroid gland, rapid heart rate, and high blood pressure
Examples of hyperthyroidism in a Sentence
Recent Examples on the Web
Thyroid dysfunction, either underactive thyroid gland (hypothyroidism) or overactive thyroid gland (hyperthyroidism), may lead to heart block.
—Christopher Lee, Verywell Health, 25 Sep. 2024
Treating hyperthyroidism involves medicine, radioiodine therapy, or thyroid surgery.
—Colleen Doherty, Verywell Health, 19 Sep. 2024
The inability to gain weight may be due to a health condition like hyperthyroidism.
—Patty Weasler, Rn, Bsn, Verywell Health, 16 Oct. 2024
Injuries, certain medications, infections, skin conditions, and endocrine disorders like Addison's disease or hyperthyroidism can also cause a black line on one or more of your nails.
—Lindsay Curtis, Health, 10 Oct. 2024
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Word History
Etymology
International Scientific Vocabulary
First Known Use
circa 1900, in the meaning defined above
Time Traveler
The first known use of hyperthyroidism was
circa 1900
Dictionary Entries Near hyperthyroidism
Cite this Entry
“Hyperthyroidism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperthyroidism. Accessed 21 Nov. 2024.
Kids Definition
hyperthyroidism
noun
hy·per·thy·roid·ism
ˌhī-pər-ˈthī-ˌrȯid-ˌiz-əm
-rəd-
: abnormally high activity of the thyroid gland
also
: the resulting abnormal state of health
hyperthyroid
adjective
-ˌrȯid
Medical Definition
hyperthyroidism
noun
hy·per·thy·roid·ism
-ˌrȯid-ˌiz-əm, -rəd-
: excessive functional activity of the thyroid gland
also
: the resulting condition marked especially by increased metabolic rate, enlargement of the thyroid gland, rapid heart rate, and high blood pressure
called also thyrotoxicosis
see graves' diseaseMore from Merriam-Webster on hyperthyroidism
Britannica.com: Encyclopedia article about hyperthyroidism
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