silicon

aluminium or aluminum$\longleftarrow$ 14 $\longrightarrow$phosphorus

Pronunciation

• IPA ^(key): /'sIlIkən/
• Hyphenation: sil‧i‧con

• Audio (US)

  (file)

Noun

Singular silicon

Plural none

1. Silicon is a non-metal chemical element with the atomic number 14 and the symbol "Si".

   Sand is made of mostly silicon compounds.

   Computers use chips made from silicon.