to smoothverb/ɐ.plɐj.ˈnaɾ/mediuma·plai·narPortuguesEnglishEspanolFrancaisDefinitionTo make a surface flat or smooth.The carpenter will smooth the wood before assembling it.They need to smooth the land to build the house.synflattenlevelplaneantroughenwrinkleunevenCommon collocationssmooth the surfacesmooth woodsmooth the waysmooth out difficultiesEtymologyDo prefixo 'a-' + 'plano' + sufixo verbal '-ar'.Related wordsaplainadoraplainamentoplanoplanaraplanação