holmium

American  

[hohl-mee-uhm] / ˈhoʊl mi əm /

noun

Chemistry.

1. a rare-earth, trivalent element found in gadolinite. Ho; 164.930; 67.

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holmium British  

/ ˈhɒlmɪəm /

noun

1. a malleable silver-white metallic element of the lanthanide series. Symbol: Ho; atomic no: 67; atomic wt: 164.93032; valency: 3; relative density: 8.795; melting pt: 1474°C; boiling pt: 2700°C

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holmium Scientific  

/ hōl′mē-əm /

1. A soft, silvery, malleable metallic element of the lanthanide series. Its compounds are highly magnetic. It is mainly used in scientific research but has also been used to make electronic devices. Atomic number 67; atomic weight 164.930; melting point 1,461°C; boiling point 2,600°C; specific gravity 8.803; valence 3.

2. See Periodic Table

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Etymology

Origin of holmium

< New Latin (1879), equivalent to Holm ( ia ) Stockholm + -ium -ium