Definitions
1.nounThe result of having been worn away or eroded, as by a glacier on rock or the sea on a cliff face.
2.nounThe changing of a surface by mechanical action, friction, thermal expansion contraction, or impact.
3.nounThe gradual loss of something as a result of an ongoing process."the erosion of a person's trust"
4.nounDestruction by abrasive action of fluids.
5.noun(image processing) One of two fundamental operations in morphological image processing from which all other morphological operations are derived.
6.nounLoss of tooth enamel due to non-bacteriogenic chemical processes.
7.nounA shallow ulceration or lesion, usually involving skin or epithelial tissue.
8.nounIn morphology, a basic operation (denoted ⊖); see Erosion (morphology).