silica gel

1. 1.

   a porous form of silica that is highly absorbent

   Broadercolloid

Questions about silica gel

What does silica gel mean?

silica gel means "a porous form of silica that is highly absorbent".

Is silica gel a common word?

silica gel is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.