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1. (n.) silicon
a nonmetallic element, having amorphous and crystalline forms, occurring in a combined state in minerals and rocks and constituting more than one fourth of the earth's crust: used in steelmaking, alloys, etc.
Etymology: (1817; silic (a ) +-on, as in carbon and boron)
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| Definition of 'silicon' |
Princeton's WordNet |
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1. (noun) silicon, Si, atomic number 14
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
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| Definition of 'silicon' |
Webster Dictionary |
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1. (noun) silicon
a nonmetalic element analogous to carbon. It always occurs combined in nature, and is artificially obtained in the free state, usually as a dark brown amorphous powder, or as a dark crystalline substance with a meetallic luster. Its oxide is silica, or common quartz, and in this form, or as silicates, it is, next to oxygen, the most abundant element of the earth's crust. Silicon is characteristically the element of the mineral kingdom, as carbon is of the organic world. Symbol Si. Atomic weight 28. Called also silicium
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| Definitions of 'silicon' |
The New Hacker's Dictionary |
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1. silicon
Hardware, esp. ICs or microprocessor-based computer systems
(compare iron). Contrasted with software. See also
sandbender.
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| Definition of 'silicon' |
U.S. National Library of Medicine |
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1. 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.
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Definitions of silicon 
