Prospective students can refer to the U.S. News Best Graduate Schools rankings, released today, for guidance on identifying the right program to accelerate their career. The 2018 edition of the rankings evaluates graduate schools of business, law, medicine, nursing, engineering and education.
Definition of erosion. 1  1a : the action or process of erodingb : the state of being eroded. 2  2 : an instance or product of erosion.
2. A shallow ulcer; in the stomach and intestine, an ulcer limited to the mucosa, with no penetration of the muscularis mucosae. 3. The wearing away of a tooth by nonbacterial chemical action; when the cause is unknown, it is referred to as idiopathic erosion. Synonym(s): odontolysis.