cobalt
Meaning
- A chemical element (symbol Co) with an atomic number of 27: a hard, lustrous, silver-gray metal.
- Cobalt blue.
Synonyms
Frequency
Pronounced as (IPA)
/ˈkəʊ.bɒlt/
Etymology
From German Kobalt, formerly also Kobald, ‑olt, ‑old, ‑elt, ‑el, apparently the same word as Kobold (“goblin”), from Middle High German (see Kobold for more).
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Notes
