polyketal التعريفات والمعاني == English == === Etymology === From poly- + ketal. === Noun === polyketal (plural polyketals) Synonym of polyacetal. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة polyketals polyetylen polyketide polyketidi polyketone polyketonic polyetyleenitereftalaatti polypétale polyetylén