zone refining

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noun

a technique for producing solids of extreme purity, esp for use in semiconductors. The material, in the form of a bar, is melted in one small region that is passed along the solid. Impurities concentrate in the melt and are moved to the end of the bar

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Words nearby zone refining

zone of interior, zone of leaching, zone of saturation, zone out, zone plate, zone refining, zone system, zone time, Zonian, zoning, zonite

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

How to use zone refining in a sentence

Strong currents and winds, however, mean any debris could be drifting up to 31 miles a day eastward, away from the impact zone.
Wreckage, Bodies of AirAsia Crash Found|Lennox Samuels|December 30, 2014|DAILY BEAST
For instance, Best Buy has over 40 million members in its customer loyalty program, Reward Zone.
Best Buy Punches Back at Amazon|William O’Connor|December 27, 2014|DAILY BEAST
By drawing boundaries against wrongful conduct, law provides a protective zone of freedom within those boundaries.
Red Tape Is Strangling Good Samaritans|Philip K. Howard|December 27, 2014|DAILY BEAST
South Korean activists are already planning to loft them over the Demilitarized Zone in balloons.
U.S. Should Make North Korea Pay for Sony Hack|Gordon G. Chang|December 18, 2014|DAILY BEAST

Among the scores of bystanders watching their small town turn into war zone was a Marine veteran who was close with Stone.
Hunt for Iraq Vet After Killing Spree|M.L. Nestel|December 16, 2014|DAILY BEAST
Worst danger zone, the open sea, now traversed, but on land not yet out of the wood.
Gallipoli Diary, Volume I|Ian Hamilton
When well stained, a delicate hyaline peripheral zone can be distinguished.
A Manual of Clinical Diagnosis|James Campbell Todd
A plaque upon a red corpuscle is surrounded by a colorless zone rather than by a distinct blue body.
A Manual of Clinical Diagnosis|James Campbell Todd
It was of a cylindrical shape, having a deep zone at the equator, and a containing capacity of about 300 feet.
Asbestos|Robert H. Jones
We there meet with the fruits of the torrid zone, and near them the apple and the peach of Europe.
Life of Richard Trevithick, Volume II (of 2)|Francis Trevithick