Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “silicon”

silicon

noun [U]     /ˈsɪlɪkən/
a chemical element used in making electronic equipment such as computers, and materials such as glass and concrete (symbol Si): a silicon chip Mineralogy
(Definition of silicon noun from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “silicon” in other dictionaries

Word of the Day

touch

an ability to do things in the stated, especially positive, way

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More