silica gel
noun Chemistry.
a highly adsorbent gelatinous form of silica, used chiefly as a dehumidifying and dehydrating agent.
Origin of silica gel
First recorded in 1915–20
Words nearby silica gel
silesia,
silesian,
silex,
silhouette,
silica,
silica gel,
silica glass,
silicate,
silicates,
silicatosis,
siliceous
British Dictionary definitions for silica gel
silica gel
noun
an amorphous form of silica capable of absorbing large quantities of water: used in drying gases and oils, as a carrier for catalysts and an anticaking agent for cosmetics