cobalt

noun
UK: /ˈkəʊ.bɔːlt/
US: /ˈkoʊ.bɑːlt/

  1. A chemical element that is a hard, silver-gray metal.

    1. Cobalt is used to make strong alloys for jet engines.
    2. The artist used a cobalt pigment to achieve a rich blue hue in the painting.

  2. A deep blue color.

    1. Her dress was a beautiful shade of cobalt.
    2. The sea shimmered with cobalt reflections under the bright afternoon sun.

Synonyms

cerulean azure
cobalt transitive-verb

  1. To apply a coating or treatment containing cobalt.

    1. The metal was cobalted to increase its resistance to corrosion.
    2. They cobalted the surface to give it a vibrant, long-lasting blue finish.
cobalt adjective

  1. Having a deep blue color; resembling cobalt.

    1. The lake was a cobalt blue.
    2. He admired the cobalt sky after the storm had passed.

Frequently Asked Questions

The word "cobalt" in English means: A chemical element that is a hard, silver-gray metal., A deep blue color..

The phonetic transcription of "cobalt" is /ˈkəʊ.bɔːlt/ in British English and /ˈkoʊ.bɑːlt/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "cobalt": cerulean, azure.

Example usage of "cobalt": "Cobalt is used to make strong alloys for jet engines.". More examples on the page.