- holmium
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a metallic chemical element (symbol Ho) with an atomic number of 67.See Also: holmic, Stockholm
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holmium
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Holmium — (pronEng|ˈhoʊlmiəm) is a chemical element with the symbol Ho and atomic number 67. Part of the lanthanide series, holmium is a relatively soft and malleable silvery white metallic element, which is stable in dry air at room temperature. A rare… … Wikipedia
Holmium — Dysprosium ← Holmium → Erbium … Wikipédia en Français
holmium — [ ɔlmjɔm ] n. m. • 1880; de (Stock)holm et suff. ium ♦ Chim. Élément atomique (Ho; no at. 67; m. at. 164,93), métal du groupe des terres rares. ● holmium nom masculin (de Stockholm) Métal du groupe des terres rares. (Élément de symbole Ho, l… … Encyclopédie Universelle
HOLMIUM — urbs Boeotiae. Eius meminit Hesiod. initio Theogoniae, sed ut fluvii, non civitatis, v. 6. Η῍ Ι῾πποκρην´ης, ἢ Ο᾿λμειοῦ ζαθέοιο. Aut in Hippocrene, aut in Olimio sacro. Strab. l. 9. p. 407. auctor est. Permessum autem et Holmium, seu fontes, seu… … Hofmann J. Lexicon universale
holmium — Symbol: Ho Atomic number: 67 Atomic weight: 167.26 Relatively soft and malleable silvery white metallic element, which is stable in dry air at room temperature. It oxidizes in moist air and at high temperatures. It belongs to the lanthanoids. A… … Elements of periodic system
holmium — rare earth element, named by French chemist Lecoq de Boisbaudran (1838 1912) in 1886, from holmia holmium oxide, a Modern Latin word coined by the earth s discoverer, Swedish chemist Per Teodor Cleve (1840 1905), in 1879 from Holmia, Latin name… … Etymology dictionary
Holmium — Hol mi*um, n. [NL., from Stockholm.] (Chem.) A rare element of atomic number 67 said to be contained in gadolinite. Chemical symbol Ho. Atomic weight 164.93. Valence +3. It was detected by spectral absorption bands in 1878 by the Delafontaine and … The Collaborative International Dictionary of English
Holmĭum — Holmĭum, Ho, ein unsicheres chemisches Element, dessen Oxyd aus Erbinerde abgeschieden wurde … Meyers Großes Konversations-Lexikon
holmium — [hōl′mē əm] n. [ModL < earlier holmia, so named (1879) by P. T. Cleve (see CLEVEITE), its second discoverer (first was L. Soret, Fr chemist, in 1878), after Holmia, Latinized name of STOCKHOLM, his native city + IUM] a trivalent, silvery… … English World dictionary
Holmium — Eigenschaften … Deutsch Wikipedia
holmium — /hohl mee euhm/, n. Chem. a rare earth, trivalent element found in gadolinite. Symbol: Ho; at. wt.: 164.930; at. no.: 67. [ < NL (1879), equiv. to Holm(ia) Stockholm + ium IUM] * * * ▪ chemical element (Ho), chemical element, rare earth metal of … Universalium
