1675. Grew, Anat. Plants, Lect. vi. (1682), 291. Plants, whose Virtue lieth in their exhalible Parts.
a. 1691. Boyle, Hist. Air, viii. (1692), 29. The Body by Exsiccation is deprived of those liquid and exhalable Parts.
1748. Phil. Trans., XLV. 544. Before they are separated from these exhalable Parts by the Action of the Fire.
1775. in Ash.
1847. in Craig; and in mod. Dicts.