[(? a. F. assuefaction in Cotgr.), ad. L. *assuēfactiōnem, n. of action f. assuēfacĕre to make accustomed, f. assuētus (see next) + facĕre to make.] The action or process of accustoming; the fact of becoming, or state of being accustomed or used to a thing; use, habituation.
1644. Digby, Nat. Bodies, xxxviii. § 6. The Antipathy of Beasts towards one another may be taken away by assuefaction.
1661. Evelyn, Fumifug., Misc. Writ. (1805), I. 223. Such as by assuefaction have made the rankest poysons their most familiar diet.
1682. Sir T. Browne, Chr. Morals (1756), 99. Forget not how assuefaction unto anything minorates the passion from it.