/ Dictionary / Index T tool engineering: Meaning and Definition of Find definitions for: tool' engineer"ing Pronunciation: [key] the branch of engineering having to do with planning the tooling and processes required for manufacturing certain products, with the design and manufacture of the tools, dies, and jigs required, and with the control of the production processes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. toolbox toolhead Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language