Definition

1. Noun:
   • A chemical element: Silicon is a tetravalent nonmetallic element. It is the second most abundant element in the Earth's crust after oxygen. It occurs naturally in various minerals like clay, feldspar, granite, quartz, and sand. It is widely used in electronics as a semiconductor material, especially in transistors and integrated circuits.

Usage Examples

• Noun:
  • The processor chip is made from highly purified silicon.
  • Silicon is a key component of most modern electronic devices.
  • Sand, which contains silicon dioxide, is the primary raw material for making glass.

Advanced Usage

• "Silicon-based": Describes technology or materials whose primary component is silicon.
  • The company specializes in silicon-based solar cells.
• "Silicon wafer": A thin slice of silicon used as the substrate for microelectronic devices.
  • The factory produces thousands of silicon wafers each day.

Variants and Related Words

• Silicone (noun): A synthetic polymer containing silicon, oxygen, and other elements, used in lubricants, sealants, and medical implants. (Note: This is a different substance from the element silicon).
  • Silicone sealant is used to make bathroom tiles waterproof.
• Silica (noun): Silicon dioxide (SiO₂), a compound found in quartz, sand, and flint.
  • The high silica content gives the glass its strength.
• Silicate (noun): A salt containing silicon and oxygen, often combined with metals, forming most rocks and minerals.
  • Feldspar is a common type of silicate mineral.

Synonyms

• Element 14: Referring to its atomic number on the periodic table.
• Si: The chemical symbol for silicon.

Related Phrases

• Silicon Valley: A region in California known as a global center for high technology and innovation.
  • Many tech startups dream of making it big in Silicon Valley.

Noun

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