detainment

from WordNet (r) 3.0 (2006)

detainment
    n 1: a state of being confined (usually for a short time); "his
         detention was politically motivated"; "the prisoner is on
         hold"; "he is in the custody of police" [syn: {detention},
         {detainment}, {hold}, {custody}]

from The Collaborative International Dictionary of English v.0.48

Detainment \De*tain"ment\, n. [Cf. OF. detenement.]
   Detention. [R.] --Blackstone.
   [1913 Webster]