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nitriding

American  
[nahy-trahy-ding] / ˈnaɪ traɪ dɪŋ /

noun

Metallurgy.

  1. 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.

nitriding British  
/ ˈnaɪtraɪdɪŋ /

noun

  1. 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

Etymology

Origin of nitriding

nitride + -ing 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Its steel surface—unlike a coating that can flake off—is hardened through a process called nitriding.

From The Wall Street Journal • Oct. 24, 2025

The group theoretically calculated 120 combinations of how 12 alloy elements, including aluminum and titanium, interact with carbon during carburization and nitrogen in the nitriding process.

From Science Daily • May 20, 2024

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.