plural of silicon planet

(chemistry) A hard glassy mineral, SiO₂, occurring as quartz, sand, opal etc. Informally known as silica.

(chemistry) An inorganic polymer, of empirical formula Si₃N₄, used in ceramics and some transistors.

The technology discipline related to production of optical switching electronic devices using integrated circuit manufacturing technology

Alternative spelling of silicone rubber

A variety of synthetic polymeric silicones having physical properties similar to natural rubber but increased chemical stability

(slang) The porn industry of San Fernando Valley. / Misspelling of Silicon Valley.

(physics, astronomy) the nucleosynthesis process, in stars where temperatures exceed 3x10⁹K, in which silicon undergoes photodisintegration to form fragments which in turn produce elements of atomic number up to 60, peaking at iron

(informal) Originally, the region of the San Francisco Bay Area in which there are a high number of industries producing silicon chips; later extended to mean the entire concentration of high-tech businesses in this area.

(chemistry) A binary compound of silicon and carbon, SiC; it is one of the hardest known materials, and is used as an abrasive, under the trade name Carborundum, and as a refractory material.