[agent-n. f. L. exsiccāre: see EXSICCATE.] (See quots.)

1

1873.  Watts, Fownes’ Chem., 47. Such an apparatus … is called an Exsiccator. Ibid. (1882), Dict. Chem., Exsiccator, a drying apparatus, consisting of an enclosed space containing substances which rapidly absorb moisture, such as oil of vitriol, dry chloride of calcium, &c.

2