Freebase (0.00 / 0 votes) Rate this definition: Thymoma. Thymoma is a tumor originating from the epithelial cells of the thymus. Thymoma is an uncommon tumor, best known for its association with the neuromuscular disorder myasthenia gravis. Thymoma is found in 15% of patients with myasthenia gravis. Once diagnosed, thymomas may be removed surgically.
embellish definition: To embellish is defined as to make something fancier by decorating it, or to exaggerate or add details to a story to make it more exciting or interesting. (verb) An example of embellish is when you add fringe to a skirt to make th...
1 A precious or semi-precious stone, especially when cut and polished or engraved: a pagoda embellished with precious gems. More example sentences. Synonyms. 1  These ornaments are made in silver, and precious and semi-precious gems are used to embellish them.