超ちょう高こう純じゅん度どConjugationsMeaningsNa-adjectiveNo-adjective1. ultrahigh purityKanji used超exceed高high純pure度degreesComposed of超ちょうsuper-; ultra-; hyper-; extreme; over; more than; exceedingPrefix高こうhigh; high schoolPrefix純じゅん度どpurity (of a substance)Noun