silica

As nouns the difference between pneumonoultramicroscopicsilicovolcanoconiosis and silica

is that pneumonoultramicroscopicsilicovolcanoconiosis is (label) a factitious disease of the lungs, allegedly caused by inhaling microscopic silicate particles originating from eruption of a volcano while silica is silica.

As nouns the difference between alumina and silica

is that alumina is aluminum oxide used especially in mining, material sciences and ceramics while silica is silica.

As a noun silica

is silica.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between silane and silica

is that silane is while silica is silica.

As nouns the difference between halite and silica

is that halite is native salt; sodium chloride NaCl as a mineral; rock salt while silica is silicon dioxide.

As nouns the difference between silica and kaolin

is that silica is silicon dioxide while kaolin is a fine clay, rich in kaolinite, used in ceramics, paper-making, etc.

As nouns the difference between silicium and silica

is that silicium is while silica is silica.

As nouns the difference between quartzite and silica

is that quartzite is a metamorphic rock consisting of interlocking grains of quartz while silica is silicon dioxide.

Abrak is likely misspelled.

Abrak has no English definition.

As a noun silica is

silicon dioxide.