silica gel

noun

Chemistry.

a highly adsorbent gelatinous form of silica, used chiefly as a dehumidifying and dehydrating agent.

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

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Word History and Origins

Origin of silica gel¹

First recorded in 1915–20

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Example Sentences

Examples have not been reviewed.

The best option is silica gel, a drying agent that can absorb lots of moisture.

From

Researchers have made their own silica gel, а staple in chromatography machines, which separate chemical compounds from mixtures.

From

The samples are forced through a column of silica gel, which traps the unwanted chemicals and leaves the alkanes they want to measure.

From

Yes, I did forget to remove the silica gel packet from the new and improved case.

From

Condensation streamed down the sides, so Ridgway put a blotter under the lid, then sealed the entire box into a plastic bag along with sacks of silica gel to absorb moisture.

From

silica silica glass

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