noun. a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture).
1. Noun, singular or mass Try placing it in a bag of raw rice or commercial desiccant, as this can draw the moisture out and help speed the drying process. 2. Adjective If not, try putting a dehumidifier or desiccant material in the area to reduce the amount of ambient moisture in the room and repeat the test again.