DESICCANTS
Scrabble letter values: D2E1S1I1C3C3A1N1T1S1 = 15
Definition
DESICCANTS is the plural of DESICCANT.
noun DESICCANT: a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture).
Synonyms of DESICCANT: drying_agent, drier, siccative