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thyroid 音標拼音: [θ'ɑɪrɔɪd] a. 甲狀腺的,盾狀的,甲狀軟骨的
n. 甲狀腺,甲狀軟骨,甲狀腺劑 甲狀腺的,盾狀的,甲狀軟骨的甲狀腺,甲狀軟骨,甲狀腺劑 thyroid adj 1: of or relating to the thyroid gland; " thyroid deficiency"; " thyroidal uptake" [ synonym: { thyroid}, { thyroidal}] 2: suggestive of a thyroid disorder; " thyroid personality" n 1: located near the base of the neck [ synonym: { thyroid gland}, { thyroid}] Thyroid \ Thy" roid\, a. [ Gr. qyreoeidh` s shield- shaped; qyreo` s a large, oblong shield ( from qy` ra a door) e' i^ dos form: cf. F. thyro[" i] de, thyr[' e] o[" i] de.] 1. Shaped like an oblong shield; shield- shaped; as, the thyroid cartilage. [ 1913 Webster] 2. ( Anat.) Of or pertaining to the thyroid body, thyroid cartilage, or thyroid artery; thyroideal. [ 1913 Webster] { Thyroid cartilage}. See under { Larynx}. { Thyroid body}, or { Thyroid gland} ( Anat.), an endocrine gland having two lobes, located in the floor of the mouth or the region of the larynx, which secretes two hormones ({ thyroxine} and { triiodothyronine}) that regulate the rates of growth and metabloism. In man and most mammals it is a highly vascular organ, partly surrounding the base of the larynx and the upper part of the trachea. Cases of hypothyroidism, where the gland is insufficiently active, can be treated by administration of thyroxine or a combination of thyroxine and triiodothyronine. { Thyroid dislocation} ( Surg.), dislocation of the thigh bone into the thyroid foramen. { Thyroid foramen}, the obturator foramen. [ 1913 Webster]
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