wolfram
WolframiteWolframite
US/ˈwʊlfrəm/
Значение
значений: 2(неисчисляемое)Wolframite
(устаревшее, неисчисляемое)Tungsten
Ещё определения
- a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite
Происхождение
Borrowed from German Wolfram, of obscure origin. Generally assumed to be derived from WolfBorrowed from German Wolfram, of obscure origin. Generally assumed to be derived from Wolf (“wolf”) + Rahm (“cream, soot”), a calque of Latin lupi spuma (“wolf's froth”), coined by Georg Agricola in the 16th century and a term of contempt due to its lesser value compared to tin and its degradation to the tin smelting process. Else, possibly derived from a personal name, where the second element is derived from *hrabn (“raven”).
Wiktionary, CC BY-SA 4.0 · source
Синонимы
синонимов: 3Близкие по смыслу
- a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite:tungstenWatomic number 74
Однокоренные
связанных слов: 5Уроки к слову
уроков: 1- A1Исчисляемые и неисчисляемые существительные — Потому что оно может быть неисчисляемым