Inflicted as punishment; used as a means of punishment; as, a penal colony or settlement.
of or relating to punishment; "penal reform"; "penal code"
serving as or designed to impose punishment; "penal servitude"; "a penal colony"
subject to punishment by law; "a penal offense"
Subject to punishment. A penal code is a list of laws defining crimes.
Pertaining to punishment or to criminal procedures.
Of, relating to or involving punishment or penalties.