| 单词 | thyroid |
| 释义 | thyroid —thyroidal, adj. —thyroidless, adj. /thuy"royd/, adj. 1. of or pertaining to the thyroid gland. 2. of or pertaining to the largest cartilage of the larynx, forming the projection known in humans as the Adam's apple. n. 3. See thyroid gland. 4. the thyroid cartilage. See diag. under larynx. 5. an artery, vein, etc., in the thyroid region. 6. Med. a preparation made from the thyroid glands of certain animals, used in treating hypothyroid conditions. [1685-95; var. of thyreoid < Gk thyreoeidés shield-shaped, equiv. to thyre(ós) oblong shield (lit., doorlike object, equiv. to thýr(a) DOOR + -eos adj. suffix) + -oeides -OID] |
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