silicic acid

noun

, Chemistry.

1. any of certain amorphous gelatinous masses, formed when alkaline silicates are treated with acids, which dissociate readily into silica and water.

silicic acid

noun

1. a white gelatinous substance obtained by adding an acid to a solution of sodium silicate. It has an ill-defined composition and is best regarded as hydrated silica, SiO 2 . n H 2 O

Word History and Origins

Origin of silicic acid¹

First recorded in 1810–20

Example Sentences

Graham considered "colloidal silicic acid a liquid miscible with water in all proportions."

From Project Gutenberg

Stannic acid has a greater tendency to form a base than has silicic acid.

From Project Gutenberg

Pour the silicic acid solution into a large porcelain basin.

From Project Gutenberg

Oxide of cobalt in very small quantities yields, with silicic acid, an intensely blue silicate.

From Project Gutenberg

At the commencement of this article, it was stated that silicic acid, or silica, could be made soluble in water.

From Project Gutenberg