TRIBOLOGY

/tɹaɪˈbɒləd͡ʒi/ ► audio Scrabble 15 Words With Friends 17

Scrabble letter values: T₁R₁I₁B₃O₁L₁O₁G₂Y₄ = 15

Definition

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.

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