English Explanatory Dictionary

silica

English dictionary entry

Meanings

noun
  1. Silicon dioxide.
  2. Any of the silica group of the silicate minerals.

Pronunciation

/ˈsɪl.ɪ.kə/ LL-Q1860 (eng)-Vealhurl-silica.wav

Word forms

silica silicas

Etymology

From New Latin silica, from Latin silex (“hard stone, flint”), on model of alumina, soda.

Synonyms

E551 when used as an anti-caking agent

Related words

silex silicon quartz sand

Derived words

aerosil biosilica felsic hydrated silica microsilica nanosilica organosilica silcrete silica gel silica glass silicalite silicasome silicate silica wool siliceous silici- silicic silicide siliciferous silicification silicify silicosis
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