English Lexicon

Beryllium

/bəˈrɪl.i.əm/
nounCEFR B2 (Upper)Top #3000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A chemical element with the symbol Be and atomic number 4, known for its lightweight and high strength.

    "Beryllium is used in aerospace components due to its excellent strength-to-weight ratio."
  2. 2

    A rare element that is toxic in its dust form and is used in various industrial applications.

    "Workers handling beryllium must follow strict safety protocols to avoid inhalation of its dust."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'beryllium' originates from the Greek word 'beryllos', which referred to a precious stone. The element was first isolated in the early 19th century, and its name reflects its mineral origins.

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