Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
to heat and cool (a metal) so as to change its ductility or other properties in a desired way
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
transitive verb heat-treat·ed, heat-treat·ing, heat-treats
To treat (metal, for example) by alternate heating and cooling in order to produce desired characteristics, such as increased hardness; temper.
- heat treater noun
- heat treatment noun