Silicon

Pronunciation

• IPA: /ˈsɪlɪkÉ™n/

From the stem of Latin silex ("silica").

Full definition of silicon

Noun

1. (chemistry) A nonmetallic element (symbol Si) with an atomic number of 14 and atomic weight of 28.0855.

Usage notes

Do not confuse silicon with silicone.

Synonyms

• silicium obsolete, silicum obsolete

Derived terms

Related terms

From the silicon chips used in computers

Noun

1. (slang) computing
2. (slang) computer processor
3. Abbreviation of silicon chip