/ Dictionary / Index T tribology: Meaning and Definition of Find definitions for: tri•bol•o•gy Pronunciation: (trī-bol'u-jē, tri-), [key] — n. the study of the effects of friction on moving machine parts and of methods, as lubrication, of obviating them. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tribology (Thesaurus) triboelectricity triboluminescence Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language