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silicon US English

The chemical element of atomic number 14, a nonmetal with semiconducting properties, used in making electronic circuits. Pure silicon exists in a shiny dark gray crystalline form and as an amorphous powder

silicon New Oxford Dictionary for Writers & Editors

chemical element of atomic number 14

Si in silicon US English

The chemical element of atomic number 14, a nonmetal with semiconducting properties, used in making electronic circuits. Pure silicon exists in a shiny dark gray crystalline form and as an amorphous powder

silicon chip US English

A tiny wafer of silicon used to make an integrated circuit; a microchip

silicon carbide US English

A hard refractory crystalline compound of silicon and carbon; carborundum

Silicon Valley US English

A name given to an area between San Jose and Palo Alto in Santa Clara County, California, noted for its computing and electronics industries

Silicon Valley New Oxford Dictionary for Writers & Editors

area between San Jose and Palo Alto in California

ferrosilicon US English

An alloy of iron and silicon used in the production of steel and some types of iron

silica US English

A hard, unreactive, colorless compound that occurs as the mineral quartz and as a principal constituent of sandstone and other rocks

silicon dioxide in silica US English

A hard, unreactive, colorless compound that occurs as the mineral quartz and as a principal constituent of sandstone and other rocks