holmium
/ˈhoʊ(l).mi.əm/ noun
Forms holmiums
- noun (chemistry) A chemical element (symbol Ho) with atomic number 67: a soft and malleable silvery-white metal, too reactive to be found uncombined in nature.
- noun (countable) A single atom of this element.
Synonyms
Etymology
From Latin Holmia (“Stockholm”), the hometown of Per Teodor Cleve, one of the discoverers of holmium.
Webster’s 1913
- noun A rare element said to be contained in gadolinite.
Etymology [NL., of uncertain origin.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “holmium”, CC BY-SA 4.0. Details