[ aw-stuh-nahyt ]
/ ˈɔ stəˌnaɪt /
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noun Metallurgy.

a solid solution of carbon or of carbon and other elements in gamma iron, having a face-centered cubic lattice at all temperatures.
an allotrope of iron, stable between 910°C and 1400°C and having a face-centered cubic lattice; gamma iron.



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Origin of austenite

1900–05; named after Sir W. C. Roberts-Austen (1843–1902), English metallurgist; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use austenite in a sentence

British Dictionary definitions for austenite

/ (ˈɔːstəˌnaɪt) /


a solid solution of carbon in face-centred-cubic gamma iron, usually existing above 723°C
the gamma phase of iron, stabilized at low temperatures by the addition of such elements as nickel

Derived forms of austenite

austenitic (ˌɔːstəˈnɪtɪk), adjective

Word Origin for austenite

C20: named after Sir William C. Roberts- Austen (1843–1902), English metallurgist
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