microbead From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounA microscopic bead of plastic used as an exfoliant in personal care products. Related wordsSynonymstaggednanobeadmicroabrasivemicroexfoliationmicroplasticmicroballoonmicrodermabrasionmicrobottlemicrospongemicroblistermicromicellemicrobubblebeadchipmicroabrasionmicrobialmicrocrystal References Wiktionary — microbead Wikipedia — microbead