/ Dictionary / Index M machinery steel: Meaning and Definition of Find definitions for: machin'ery steel" Pronunciation: [key] low-carbon steel that can be easily machined. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. machinery machine screw Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language