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.
erosion (ÄrÅÂ´zhÉn) , n the chemical or mechanicochemical destruction of tooth substance, the mechanism of which is incompletely known, which leads to the creation of concavities of many shapes at the cementoenamel junction of teeth. The surface of the cavity, unlike dental caries, is hard and smooth. Erosion.