Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The science of the mechanisms of friction, lubrication, and wear of interacting surfaces that are in relative motion.

from the GNU version of the Collaborative International Dictionary of English.

  • noun the study of the effects of friction on parts of machinery moving in contact with each other, and of methods, such as lubrication, to counteract negative effects such as wear.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun physics, engineering The science and technology of friction, lubrication, and wear.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the branch of engineering that deals with the interaction of surfaces in relative motion (as in bearings or gears): their design and friction and wear and lubrication

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Greek tribos, a rubbing; see triboelectricity + –logy.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From tribo- + -logy.

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