ABRASION Meaning of ABRASION in English [abra.sion] n [ML abrasion-, abrasio, fr. L abradere] (ca. 1656) 1 a: a wearing, grinding, or rubbing away by friction b: irritation 2: an abraded area of the skin or mucous membrane Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012