Category:Ustulation

Us`tu*la"tion, n. Etym: [cf. F. ustulation.]

1. The act of burning or searing. [r.] Sir w. Petty.

2. (old chem.)

Defn: the operation of expelling one substance from another by heat, As sulphur or arsenic from ores, in a muffle.

3. (pharm.) (a) the roasting or drying of moist substances so as prepare them for Pulverizing. (b) the burning of wine.

4. Lascivious passion; concupiscence. [obs.] It is not certain that they took the better part when they chose Ustulation before marriage, expressly against the apostle. Jer. Taylor.