Word parts
What it means
Describes the thyroid glandTHY-royd GLANDA butterfly-shaped gland at the front of the neck that makes hormones that control the body's metabolism.thyr/o thyroid-oid resemblingFull entry and its hormones, T3 and T4, which set the body's metabolic rate. Common phrases are thyroid function tests, thyroid hormone, thyroid disease and thyroid-stimulating hormone (TSH), which the pituitary releases to tell the thyroid to work. Too little hormone is hypothyroidismhy-poh-THY-roy-diz-umA condition in which the thyroid gland makes too little thyroid hormone.hypo- below, underthyr/o thyroid gland-ism conditionFull entry ; too much is hyperthyroidismhy-per-THY-roy-diz-umA condition in which the thyroid gland makes too much thyroid hormone.hyper- above, overthyr/o thyroid gland-ism conditionFull entry .
At a glance
| Spanish | tiroides |
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Related terms
hypothyroidism
A condition in which the thyroid gland makes too little thyroid hormone.
hyperthyroidism
A condition in which the thyroid gland makes too much thyroid hormone.
thyr/o
A word part that means the thyroid gland.
goiter
An enlarged thyroid gland, seen or felt as a swelling at the front of the neck.
thyroid gland
A butterfly-shaped gland at the front of the neck that makes hormones that control the body's metabolism.