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1. Not composed of or containing iron.
2. Of or relating to metals other than iron.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Chemistry) denoting any metal other than iron
2. (Chemistry) not containing iron: a nonferrous alloy.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(nɒnˈfɛr əs)

1. (of a metal) containing little or no iron.
2. pertaining to metals other than iron or steel.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
In this class of safety statistics, the non-diecasting nonferrous group reported the fewest incidents.
PSC Metals Inc., based in Mayfield Heights, Ohio, has announced the acquisition of the ferrous and nonferrous assts at the Akron and Barberton, Ohio, yards of Ravenna Salvage Inc., also known as Akron Recycling.
They also have tandem scroll compressors with Smart Cool technology that allows one compressor to shut off when process water reaches the setpoint temperature Other features include a stainless, brazed plate evaporation, 80-gal resevoir, and nonferrous process piping.
Iron metalcasters for the second consecutive year recorded the highest rates of injury and illness, but the group's numbers were down to 15.1 from 17.1 in 2005, Non-diecasting nonferrous metalcasters, a new group included in the survey, managed the lowest rate of incidents this year, overtaking non-investment steel casters.
There are now 25 employees working at the two Castriota sites, sorting and processing ferrous and nonferrous scrap, including a broad range of aluminum and red metal grades.
CF-Series liquid chillers include to 60-ton water-cooled and air-cooled units with a nonferrous coolant circuit, storage reservoir and circulating pump, electronic operating temperature control with F accuracy, and a digital display.
PSC Metals Inc., based in Mayfield Heights, Ohio, has announced plans to expand its nonferrous operations in Northeast Ohio.
ISRI is the trade association representing processors, brokers and consumers of ferrous and nonferrous metals, paper, glass, plastics and textiles.
O'Brien Recycling employs more than 50 people at its two facilities--a scrap yard and a nonferrous warehouse that are in Franklin Park, III.
Ajax TOCCO's advanced technologies are used for the melting and holding of ferrous and nonferrous metals.
The line features nonferrous piping and tank, microprocessor control, hot-gas bypass for efficient operation at less than maximum load, and a stainless-steel pump.
Gary directs nonferrous sales, Craig oversees sales of ferrous scrap and Kevin directs physical processing operations.