·adj Incurring punishment; subject to a penalty; as, a penalact of offense.
II. Penal ·adj Enacting or threatening punishment; as, a penal statue; the penal code.
III. Penal ·adj Inflicted as punishment; used as a means of punishment; as, a penal colony or settlement.
IV. Penal ·adj Of or pertaining to punishment, to penalties, or to crimes and offenses; pertaining to criminal jurisprudence.