Share this entry

Share this page

silica

División en sílabas: sil·i·ca
Pronunciación: /ˈsilikə
 
/

Definición de silica en inglés:

sustantivo

A hard, unreactive, colorless compound that occurs as the mineral quartz and as a principal constituent of sandstone and other rocks.
Example sentences
  • Soluble silicates can be obtained by heating alkali metal carbonates and silica.
  • Quartz and sand are composed of silicon and oxygen alone: silicon dioxide, or silica.
  • Cristobalite is a crystalline form of silica that has a diamondlike structure.

Origen

early 19th century: from Latin silex, silic- 'flint', on the pattern of words such as alumina.

Derivados

siliceous

1
Pronunciación: /səˈliSHəs/
(also silicious) adjetivo
Example sentences
  • Quartz is the dominant mineral in veins in siliceous rocks, calcite in limestones, and gypsum in gypsiferous sediments.
  • After initial fieldwork in 2000 we realized that the ‘upper siliceous zone’ can be further subdivided into two distinct siliceous horizons.
  • Tectonic ironstone encompasses siliceous and ferruginous rock types that are characterized by the presence of chert or cherty quartzite, iron sulphides and their alteration products.

Words that rhyme with silica

basilica

Definición de silica en:

Share this entry

Share this page

 

¿Qué te llama la atención de esta palabra o frase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Obtenga más de Oxford Dictionaries

Suscribirse para eliminar anuncios y acceder a los recursos premium

Palabra del día resilient
Pronunciación: rɪˈzɪlɪənt
adjective
able to recoil or spring back into shape…