Final answer:
Goiter is the term that means enlargement of the thyroid gland and it can be caused by various factors. It is associated with conditions like hypothyroidism and hyperthyroidism.
Step-by-step explanation:
Goiter is the term that means enlargement of the thyroid gland. It can be caused by several factors such as iodine deficiency, tumors of the thyroid, excess of TSH (thyroid-stimulating hormone), and LATS (long-acting thyroid stimulator). Goiter is associated with conditions like hypothyroidism and hyperthyroidism.