hyperthyroidism

[ hahy-per-thahy-roi-diz-uhm ]

noun

, Pathology.

1. overactivity of the thyroid gland.
2. a condition resulting from this, characterized by increased metabolism and exophthalmos.

hyperthyroidism

/ ˌhaɪpəˈθaɪrɔɪˌdɪzəm /

noun

1. overproduction of thyroid hormone by the thyroid gland, causing nervousness, insomnia, sweating, palpitation, and sensitivity to heat Also calledthyrotoxicosis See exophthalmic goitre

hyperthyroidism

/ hī′pər-thī′roi-dĭz′əm /

1. An abnormality of the thyroid gland characterized by excessive production of thyroid hormone, which can result in an increased basal metabolic rate, causing weight loss, heart palpitations, and tremors.
2. Compare hypothyroidism

Derived Forms

• ˌhyperˈthyroid, adjectivenoun

Word History and Origins

Origin of hyperthyroidism¹

First recorded in 1895–1900; hyper- + thyroid + -ism

Example Sentences

But the paper notes individuals with the alcohol-protective alleles also had worse health outcomes in certain areas: more lifetime tobacco use, more emotional eating, more Graves' disease and hyperthyroidism.

From Science Daily

So can several medical conditions, including hyperthyroidism and multiple sclerosis.

From Scientific American

This was a middle-aged woman who had a racing heart, who became short of breath with any exertion, who was rapidly losing weight — a classic presentation of thyroid-hormone overload, a condition known as hyperthyroidism.

From New York Times

And she has since developed fibromyalgia and Graves’ disease, an autoimmune condition that causes hyperthyroidism.

From Scientific American

Jones was also dealing with hyperthyroidism — he was waived at the time with a non-football illness designation — which can result in fatigue.

From Seattle Times