[1960–65; ultra- + pure]This word is first recorded in the period 1960–65. Other words that entered Englishat around the same time include: Pap test, disco, power play, proxemics, tag questionultra- is a prefix occurring originally in loanwords from Latin, with the basic meaning“on the far side of, beyond.” In relation to the base to which it is prefixed, ultra- has the senses “located beyond, on the far side of” (ultramontane; ultraviolet), “carrying to the furthest degree possible, on the fringe of” (ultraleft; ultramodern), “extremely” (ultralight); nouns to which it is added denote, in general, objects, properties, phenomena,etc., that surpass customary norms, or instruments designed to produce or deal withsuch things (ultramicroscope; ultrasound; ultrastructure)
Examples of 'ultrapure' in a sentence
ultrapure
This extensively validated technology generates high yields of ultrapure homogeneous proteins that are endotoxin free.