different between molybdena vs molybdenum
molybdena
English
Etymology
Latin molybdaena (“galena”).
Noun
molybdena (uncountable)
- (mineralogy) molybdenite
Anagrams
- baldmoney
Northern Sami
Pronunciation
Etymology
Borrowed from Norwegian molybden.
Noun
molybd?na
- molybdenum
Inflection
Further reading
- Koponen, Eino; Ruppel, Klaas; Aapala, Kirsti, editors (2002-2008) Álgu database: Etymological database of the Saami languages?[1], Helsinki: Research Institute for the Languages of Finland
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molybdenum
English
Etymology
From New Latin molybdaenum, from molybdaena (“any of various substances resembling lead”), from Ancient Greek ?????????? (molúbdaina, “a plummet, piece of lead”), from ???????? (mólubdos, “lead; graphite”), from an Anatolian word cognate with Lydian ????????????????????????????? (mariwda, “dark”), from Proto-Indo-European *mork?-iyo-, from a root *mork?- (“dark”); +? -um (“a chemical element”).
Attested since the last quarter of 18th century.
Pronunciation
- enPR: m?l?b'd?n?m, IPA(key): /m??l?bd?n?m/
Noun
molybdenum (countable and uncountable, plural molybdenums)
- A chemical element (symbol Mo) with an atomic number of 42: a silvery metal, not found as a free element, used in steel alloys.
- A single atom of this element.
Derived terms
Related terms
Translations
See also
- powellite
- wulfenite
molybdenum From the web:
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