silex

• Существительное, обозначающее чистую, мелко измельчённую форму диоксида кремния, часто используемую в промышленных или технических контекстах.

A noun referring to a pure, finely ground form of silica, often used in industrial or technical contexts.

неисчисляемое

1. Finely ground silicaC1formaltechnical

   A pure, finely ground form of silica (silicon dioxide), often used in industrial applications such as ceramics, glassmaking, and as an abrasive.

   Молотый кремнезём

   • The factory uses silex to produce high-quality glass.
   • Silex is a key component in certain ceramic glazes.
   • The abrasive powder was made from finely milled silex.