noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A chemical element (symbol Ho) with atomic number 67: a soft and malleable silvery-white metal, too reactive to be found uncombined in nature. uncountable, usually
2. 2
   a trivalent metallic element of the rare earth group; occurs together with yttrium; forms highly magnetic compounds wordnet
3. 3
   A single atom of this element. countable, usually

Synonyms

All synonyms

atomic number 67goldhoironleadmetal

Example

More examples

"Holmium is a rare earth metal with element symbol Ho and atomic number 67."

Etymology

From Latin Holmia (“Stockholm”), the hometown of Per Teodor Cleve, one of the discoverers of holmium.

Related phrases

holmium oxideholmium sesquioxideatomic number

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.