ultrapure

== English == === Alternative forms === ultra-pure === Etymology === From ultra- +‎ pure. === Pronunciation === (Received Pronunciation) IPA(key): /ˈʌltɹəˈpjʊə/, /ˈʌltɹəˈpjɔː/ (US) IPA(key): /ˈʌltɹəˈpjʊɹ/, /ˈʌltɹəˈpjɔɹ/ === Adjective === ultrapure (comparative more ultrapure, superlative most ultrapure) Extremely pure; of supreme purity. == Italian == === Adjective === ultrapure feminine plural of ultrapuro