detainaln.
Etymology: < detain v. + -al suffix1.Previous versions of the OED give the stress as: deˈtainal.
rare.
society > law > administration of justice > general proceedings > arrest > [noun] > custody
1806 W. Taylor in 4 116 The injustice of the detainal is a disgrace to Bonaparte.
This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2019).