drying agent is a noun meaning "a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture)". It carries one recorded sense.
a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture)
Definitions, synonyms and semantic relations for drying agent come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.