nickel

From Wiktionary
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The Simple English Wikipedia has an article on:

cobalt 28 copper

Pronunciation[change]

Noun[change]

Singular
nickel

Plural
nickels

  1. (countable); (US) A nickel is a coin that is worth five cents.
  2. (uncountable) Nickel is an element in chemistry. It has a symbol of Ni and an atomic number of 28.