| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
hypothyroidism hy·po·thy·roid·ism (hī'pō-thī'roi-dĭz'əm)
n.
Insufficient production of thyroid hormones.
A pathological condition resulting from thyroid insufficiency, which may lead to cretinism or myxedema.
| hypothyroidism (hī'pō-thī'roi-dĭz'əm) Pronunciation Key
An abnormality of the thyroid gland characterized by insufficient production of thyroid hormone, which can result in a decreased basal metabolic rate, causing weight gain and fatigue. Compare hyperthyroidism. |
hypothyroidism
a deficiency in hormone production by the thyroid gland.
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