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[nahy-trahy-ding] /ˈnaɪ traɪ dɪŋ/
noun, Metallurgy
a process of casehardening in which nitrogen is introduced into the metal by keeping it at a suitable temperature in the presence of a nitrogen source.
Origin of nitriding Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for nitriding
  • The process would be modified to permit nitriding as well as carburization as option.
  • First, because the nitriding is performed at elevated temperatures, pin-hole defects are not expected.
  • Surface treatments such as nitriding and oxidizing can improve the surface wear properties.
British Dictionary definitions for nitriding


a type of case-hardening in which steel is heated for long periods in ammonia vapour so that nitrogen produced by dissociation on the surface enters the steel
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
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