1610s, "gnaw or eat away" (transitive), a back-formation from erosion, or else from French éroder, from Latin erodere "to gnaw away, consume," from assimilated form of ex- "away" (see ex-) + rodere "gnaw" (see rodent). Intransitive sense "become worn away" is by 1905. Related: Eroded; eroding. Originally of acids, ulcers, etc.; geological sense is from 1830.
例文
1. America 's belief in its own God-ordained uniqueness started to erode .
アメリカ人の心の中で神が彼らにユニークな品質を与えたという信念が失われ始めている。
2.The pressure towards uniformity constantly threatens to erode local traditions.
一体化の圧力は地方の伝統を脅かしてきた。
3.The value of the dollar began to erode rapidly just around this time.
ちょうどこの時、ドルは急速に値下がりし始めた。
4.These high levels of inequality erode social cohesion in the region.
これらの深刻な不平等がこの地域の社会凝集力を侵食している。
5.They had already seen the value of their stock erode considerably.