Word.ws English Dictionary

Plural of cobalt

regular plural

The plural of cobalt is cobalts.

Forms of cobalt

Singularcobalt /ˈkəʊ.bɒlt/
Pluralcobalts
Countableusually uncountable

Meaning of cobalt

  1. noun A chemical element (symbol Co) with an atomic number of 27: a hard, lustrous, silver-gray metal.
  2. noun Cobalt blue.

Full definition of cobalt

Questions about the plural of cobalt

What is the plural of cobalt?
The plural of cobalt is cobalts.
Is cobalt countable?
Cobalt is usually an uncountable noun; its plural is used for kinds or examples of it.

Source and license

Adapted from Wiktionary: cobalt (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Plural of cobalt.” Word.ws, https://word.ws/plural/cobalt. Based on Wiktionary, CC BY-SA 4.0.