silica

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See also: sílica

English[edit]

Etymology[edit]

Origin: 1585–95; in Latin silex (hard stone, flint). Subsequently, silicon was first identified by the chemist Antoine Lavoisier in 1787 as a component element of the silex, or silicis for flint, and more generally what were termed "flints" during the era, nowadays as we would say "silica" or more formally, silicate.

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Noun[edit]

silica (countable and uncountable, plural silicas)

  1. Silicon dioxide.
  2. Any of the silica group of the silicate minerals.
    • 1993, Historic American Building Survey, Town of Clayburg: Refractories Company Town, National Park Service, 2:
      Its Blair County property was sited at the foot of ganister-covered Dunnings Mountain to compete with the Mount Union plants making silica bricks for the steel industry.

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