🇵🇹Portuguese Source WordCode: PT

cobalto

Pronunciation / Transliteration: cobalto

🇬🇧 Direct English Meaning:
Cobalt/ˈkoʊ.bɔlt/
nounCEFR B2 (Upper)Top #2500 frequency
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🇵🇹 Example Sentence in Portuguese:

"O cobalto é essencial para a produção de baterias."

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A hard, lustrous, gray metal used in alloys and as a pigment.

    "Cobalt is often used in the production of high-strength alloys for jet engines."
  2. 2

    A chemical element with the symbol Co and atomic number 27.

    "The periodic table lists cobalt as a transition metal."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'cobalt' originates from the German word 'Kobalt', which is derived from 'kobalt' or 'kobold', meaning 'goblin' or 'evil spirit'. This reflects the historical challenges miners faced when extracting cobalt ores, which often contained arsenic and were difficult to work with. The word has evolved through the influence of various languages, including Latin and Greek, before being adopted into English.

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