protattinju التعريفات والمعاني == Maltese == === Etymology === Borrowed from Italian protoattinio. === Pronunciation === IPA(key): /prɔ.tatˈtiːn.ju/ Rhymes: -iːnju === Noun === protattinju m (chemistry) protactinium (chemical element) شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة protactinium protaktinium Protactinium protactiniu protaktinyum protattinio protattini Protactiniums protaktiniumets