silicon meaning

[ 'silikən ] Pronunciation:   "silicon" in a sentence
  • Noun: silicon  silukun
    1. A tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
      - Si, atomic number 14

    Derived forms: silicons

    Type of: chemical element, element, semiconducting material, semiconductor

    Part of: clay, feldspar, felspar, granite, quartz, sand, silicone, silicone polymer

    Encyclopedia: Silicon

  • [Architecture]

    A metallic element, used in pure form in rectifier units; combined with oxygen, it forms silicon dioxide.

  • [Business]
    noun [U]

    a chemical element that is used in making transistors and glass

  • [Electronics]
    Symbol, Si. A metalloidal element. Atomic number, 14. Atomic weight, 28.086. Silicon is abundant in the earth’s crust. It is used in many semiconductor devices, including integrated circuits, diodes, photocells, rectifiers, and transistors.

  • [Medicine]
    Silicon. A trace element that constitutes about 27.6% of the earth's crust in the form of SILICON DIOXIDE. It does not occur free in nature. Silicon has the atomic symbol Si,atomic number 14,and atomic weight 28.09. n : a tetravalent nonmetallic element that occurs combined as the most abundant element next to oxygen in the earth's crust and is used esp. in alloys —symbol Si see ELEMENT table


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  1. now people can produce a wafer silicon.
  2. silicon is usually added by co-evaporation.
  3. total silicon loss can equal 50% at this step.
  4. what uses will they find for a silicon chip?
  5. silicon is one of the most studied elements in the periodic table.

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