dermabrasionPronunciation: /ˌdəːməˈbreɪʒ(ə)n/Definition of dermabrasion noun [mass noun] (in cosmetic surgery) the removal of superficial layers of skin with a rapidly revolving abrasive tool. Origin: 1950s: from Greek derma 'skin' + abrasiondermabrasion in other Oxford dictionaries Definition of dermabrasion in the US English dictionary