ultrapure

[ uhl-truh-pyoo r ]
/ ˌʌl trəˈpyʊər /

adjective

extremely pure, especially without impurities: ultrapure silicon for semiconductors.

Origin of ultrapure

First recorded in 1960–65; ultra- + pure

OTHER WORDS FROM ultrapure

ul·tra·pure·ly, adverb ul·tra·pu·ri·ty, noun

Words nearby ultrapure

ultramontanism, ultramundane, ultranationalism, ultranationalist, ultranet, ultrapure, ultrared, ultraright, ultrarightist, ultrashort, ultrasonic