The Collaborative International Dictionary
Carceral
Carceral \Car"cer*al\, a. [L. carceralis, fr. carcer prison.]
Belonging to a prison. [R.]
--Foxe.
Douglas Harper's Etymology Dictionary
carceral
"pertaining to prisons or a prison," 1570s, from Latin carceralis, from carcer "prison, jail; starting place in a race course" (see incarceration).
Wiktionary
carceral
a. Of or pertaining to prison
Usage examples of "carceral".
So many days of separate carceral isolation had made them as happy to see each other as long-lost siblings.