tribology
(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
Source: WordNet® 3.1
tribology (uncountable)
(physics, engineering) The science and engineering of interacting surfaces in relative motion; the study and application of technology using the principles of friction, lubrication and wear.
Source: Wiktionary
5 June 2024
(adjective) causing or capable of causing harm; “too much sun is harmful to the skin”; “harmful effects of smoking”
The earliest credible evidence of coffee-drinking as the modern beverage appeared in modern-day Yemen. In the middle of the 15th century in Sufi shrines where coffee seeds were first roasted and brewed for drinking. The Yemenis procured the coffee beans from the Ethiopian Highlands.
