flattenverb/ɐʃɐˈtaɾ/mediuma·cha·tarPortuguesEnglishEspanolFrancaisDefinitionTo make flat or smooth; to level, to compress.The blacksmith flattens the metal with a hammer.The machine flattens the dough to make bread.synlevelsmoothcompressantraisebulgecurveCommon collocationsflatten the curveflatten the groundflatten with a rollerEtymologyDo francês 'aplatir' (achatar, nivelar), por sua vez do latim 'ad-' + 'plattus' (plano).Related wordsachatadoachatamentoachatadorrechatar