ergosterol
(noun) a plant sterol that is converted into vitamin D by ultraviolet radiation
Source: WordNet® 3.1
ergosterol (countable and uncountable, plural ergosterols)
(steroid hormone, mycology) The steroid precursor of vitamin D2. It is found in cell membranes of fungi, and is their functional equivalent of cholesterol. It is also found in the membranes of some protists.
Source: Wiktionary
25 November 2024
(noun) infestation with slender threadlike roundworms (filaria) deposited under the skin by the bite of black fleas; when the eyes are involved it can result in blindness; common in Africa and tropical America
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.
