silicon dioxide

noun
UK: /ˌsɪlɪkən daɪˈɒksaɪd/
US: /ˌsɪlɪkən daɪˈɑːksaɪd/

  1. A chemical compound that is an oxide of silicon, found naturally as quartz and used to make glass and ceramics.

    1. Glass is made from silicon dioxide and other materials.
    2. The lab uses silicon dioxide powder to create special coatings for electronics.

  2. A common component of sand, used extensively in construction and manufacturing.

    1. Sand is mostly silicon dioxide, so it's cheap.
    2. The composition of the soil shows a high percentage of silicon dioxide, indicating its sandy nature.

Synonyms

silica quartz

Frequently Asked Questions

The word "silicon dioxide" in English means: A chemical compound that is an oxide of silicon, found naturally as quartz and used to make glass and ceramics., A common component of sand, used extensively in construction and manufacturing..

The phonetic transcription of "silicon dioxide" is /ˌsɪlɪkən daɪˈɒksaɪd/ in British English and /ˌsɪlɪkən daɪˈɑːksaɪd/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "silicon dioxide": silica, quartz.

Example usage of "silicon dioxide": "Glass is made from silicon dioxide and other materials.". More examples on the page.