noun Etymology: International Scientific Vocabulary Date: circa 1900 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

New Collegiate Dictionary. 2001.

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  • Hyperthyroidism — Classification and external resources Triiodothyronine (T3, pictured) and thyroxine (T4) are both forms of thyroid hormone. ICD 10 …   Wikipedia

  • hyperthyroidism — n. (Med.) An abnormality of the thyroid gland characterized by the pathologically excessive production of thyroid hormones; also, the resulting condition characterized by increased metabolism, weight loss, rapid heart rate, high blood pressure,… …   The Collaborative International Dictionary of English

  • hyperthyroidism — 1895, from HYPER (Cf. hyper ) + THYROID (Cf. thyroid) + ISM (Cf. ism) …   Etymology dictionary

  • hyperthyroidism — [hī΄pərthī′roid iz΄əm] n. 1. excessive activity of the thyroid gland 2. the disorder resulting from this or from taking too much thyroid extract, characterized by loss of weight, nervousness, a rapid pulse, etc …   English World dictionary

  • hyperthyroidism — /huy peuhr thuy roy diz euhm/, n. Pathol. 1. overactivity of the thyroid gland. 2. a condition resulting from this, characterized by increased metabolism and exophthalmos. [1895 1900; HYPER + THYROID + ISM] * * * ▪ pathology also called … …   Universalium

  • hyperthyroidism — (= Graves s disease) Excess production of thyroid hormone caused by autoantibodies that bind to the thyroid stimulating hormone receptor and induce secretion of thyroxine by raising cAMP levels in the thyroid cells …   Dictionary of molecular biology

  • hyperthyroidism — noun a) The excessive production of hormones by the thyroid. b) The pathological condition resulting from these excess hormones …   Wiktionary

  • hyperthyroidism — An abnormality of the thyroid gland in which secretion of thyroid hormone is usually increased and is no longer under regulatory control of hypothalamic pituitary centers; characterized by a hypermetabolic state, usually with weight loss,… …   Medical dictionary

  • hyperthyroidism — n. condition in which the thyroid gland is overactive …   English contemporary dictionary

  • hyperthyroidism — [ˌhʌɪpə θʌɪrɔɪdɪz(ə)m] noun Medicine overactivity of the thyroid gland, resulting in a rapid heartbeat and an increased rate of metabolism. Derivatives hyperthyroid adjective hyperthyroidic adjective …   English new terms dictionary

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