What do a.m. and p.m. stand for?

high-speed steel

an especially hard, heat-resistant steel for use in lathe tools and for other applications involving high friction and wear.
Origin of high-speed steel
1925-30 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for high-speed steel
  • There is one exception to the use of high-speed steel tools.
  • Drill through the outer skin of the drawer or door with a high-speed steel or cobalt drill bit.
British Dictionary definitions for high-speed steel

high-speed steel

any of various steels that retain their hardness at high temperatures and are thus suitable for making tools used on lathes and other high-speed machines
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
Cite This Source

Word of the Day

Difficulty index for high-speed steel

Few English speakers likely know this word

Word Value for high

Scrabble Words With Friends