"penitentiary" in the noun sense
1. penitentiary, pen
a correctional institution for those convicted of major crimes
"penitentiary" in the adjective sense
1. penitentiary
used for punishment or reform of criminals or wrongdoers
"penitentiary institutions"
2. penitential, penitentiary
showing or constituting penance
"penitential tears"
"wrote a penitential letter apologizing for her hasty words"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License