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alpha iron

American  

noun

Metallurgy.

  1. the magnetic allotrope of iron, stable below 910°C and having a body-centered cubic space lattice.

alpha iron British  

noun

  1. a magnetic allotrope of iron that is stable below 910°C; ferrite

"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 alpha iron

First recorded in 1880–90

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.