From Latin arefacere.
arefaction (plural arefactions)
- (rare or obsolete) The fact or process of drying; desiccation.
- 1658: Common Tombs preserve not beyond powder: A firmer consistence and compage of parts might be expected from Arefaction, deep buriall or charcoal. — Sir Thomas Browne, Urne-Burial (Penguin 2005, p. 31)