ornithine
(noun) an amino acid that does not occur in proteins but is important in the formation of urea
Source: WordNet® 3.1
ornithine (countable and uncountable, plural ornithines)
(amino acid, organic compound) An amino acid, 2,5-diaminopentanoic acid, that is not present in protein, but is an intermediate in the biosynthesis of urea.
Source: Wiktionary
11 June 2025
(adjective) having relatively few calories; “diet cola”; “light (or lite) beer”; “lite (or light) mayonnaise”; “a low-cal diet”
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.