Struma, a term used in medicine to describe an enlarged thyroid gland, can be described by various synonyms depending on the condition or cause. Goiter, thyroid enlargement, and thyroid swelling are commonly used synonyms for struma. Other synonyms include thyroid hyperplasia, thyroid hypertrophy, and thyroid nodules. The term is often classified based on the underlying cause or the type of enlargement. Hashimoto's thyroiditis can cause a diffuse or nodular type of struma, while iodine deficiency can lead to a simple or colloid type. Malignant or cancerous enlargement can also occur, known as thyroid cancer. Understanding these synonyms helps in proper diagnosis, management, and treatment of patients with struma.