/ Dictionary / Index H hydraulics: Meaning and Definition of Find definitions for: hy•drau•lics Pronunciation: (hī-drô'liks, -drol'iks), [key] — n. (used with a sing. v.) the science that deals with the laws governing water or other liquids in motion and their applications in engineering; practical or applied hydrodynamics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hydraulics (Thesaurus) hydraulic ram hydraulic torque converter Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language