Goiter (noun)

1. An abnormal enlargement of the thyroid gland in the neck, which may or may not be accompanied by an overproduction of thyroid hormones.
2. A visible swelling of the thyroid gland in the front of the neck caused by an enlarged thyroid gland.

Origin:

Mid 16th century: from french goitre, from latin guttura "throat".

Examples:

1. A goiter can be caused by an iodine deficiency in the diet.
2. The goiter was caused by a thyroid problem.
3. She was diagnosed with a goiter and had surgery to remove it.
4. A goiter can be benign or cancerous.
5. The goiter made her self-conscious about her appearance.