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.

USUAL U"su*al, a. Etym: [L. usualis, from usus use: cf. F. usuel. See Use, n.]

Defn: Such as is in common use; such as occurs in ordinary practice,
or in the ordinary course of events; customary; ordinary; habitual;
common.
Consultation with oracles was a thing very usual and frequent in
their times. Hooker.
We can make friends of these usual enemies. Baxter.
— U"su*al*ly, adv.
— U"su*al*ness, n.

USUCAPTION U`su*cap"tion, n. Etym: [L. usucapere, usucaptum, to acquire by long use; usu (ablative of usus use) + capere to take: cf. usucapio usucaption.] (Roman Law)

Defn: The acquisition of the title or right to property by the uninterrupted possession of it for a certain term prescribed by law; — the same as prescription in common law.