[ aw-stuh-nahyt ]
/ ˈɔ stəˌnaɪt /

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.

Nearby words

  1. aussie battler,
  2. aust.,
  3. austemper,
  4. austen,
  5. austen, jane,
  6. austenitic,
  7. austenitic stainless steel,
  8. austenitize,
  9. auster,
  10. austere

Origin of austenite

1900–05; named after Sir W. C. Roberts-Austen (1843–1902), English metallurgist; see -ite1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for austenite

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 Formsaustenitic (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