hyperfine
(adjective) extremely fine or thin, as in a spectral line split into two or more components; “hyperfine structure”
Source: WordNet® 3.1
hyperfine (comparative more hyperfine, superlative most hyperfine)
Extremely fine, especially of the hyperfine structure in the spectra of atoms and molecules.
Source: Wiktionary
7 March 2025
(noun) chafing between two skin surfaces that are in contact (as in the armpit or under the breasts or between the thighs)
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.
