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
21 April 2025
(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
International Coffee Day (September 29) is an occasion to promote and celebrate coffee as a beverage, with events occurring in places across the world. A day to promote fair trade coffee and raise awareness for the coffee growers’ plight. Other countries celebrate this event on October 1.
