abrasion [abrasions](act of abrading) noun [UK: ə.ˈbreɪʒ.n̩] [US: ə.ˈbreɪʒ.n̩] attrition(wearing by friction) noun [UK: ə.ˈtrɪʃ.n̩] [US: ə.ˈtrɪʃ.n̩] gall [galls](pit caused on a surface caused by friction between the surfaces) noun [UK: ɡɔːl] [US: ˈɡɒl] |