octamethyl التعريفات والمعاني == English == === Etymology === From octa- + methyl. === Noun === octamethyl (uncountable) (organic chemistry) (in combination) eight methyl groups in a molecule شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة octamethylpyrophosphoramide octamethylcyclotetrasiloxane octamethylene octamethyltrisiloxane octaethylporphyrin octaethyl octaethyleneglycol octethyl oxamethylane