英语释义
1. an enlargement of the thyroid gland visible as a swelling of the front of the neck — compare hyperthyroidism, hypothyroidism
2. a swelling on the front of the neck caused by the thyroid gland becoming too large
3. a swelling on the front of the neck caused by enlargement of the thyroid gland
4. an enlargement of the thyroid gland that is commonly visible as a swelling of the anterior part of the neck, that often results from insufficient intake of iodine and then is usually accompanied by hypothyroidism, and that in other cases is associated with hyperthyroidism usually together with toxic symptoms and exophthalmos — called also struma