muon, negative muon, mu-meson
(noun) an elementary particle with a negative charge and a half-life of 2 microsecond; decays to electron and neutrino and antineutrino
Source: WordNet® 3.1
muon (plural muons)
(physics) An unstable elementary particle in the lepton family, having similar properties to the electron but with a mass 207 times greater.
• moun
Source: Wiktionary
29 May 2025
(adjective) characterized by careful evaluation and judgment; “a critical reading”; “a critical dissertation”; “a critical analysis of Melville’s writings”
The first coffee-house in Mecca dates back to the 1510s. The beverage was in Turkey by the 1530s. It appeared in Europe circa 1515-1519 and was introduced to England by 1650. By 1675 the country had more than 3,000 coffee houses, and coffee had replaced beer as a breakfast drink.
