Incarcerate \In*car"cer*ate\, v. t. [imp. & p. p. {Incarcerated}; p. pr. & vb. n. {Incarcerating}.] [Pref. in- in + L. carceratus, p. p. of carcerare to imprison, fr. carcer prison.] 1. To imprison; to confine in a jail or prison. 2. To confine; to shut up or inclose; to hem in. {Incarcerated hernia} (Med.), hernia in which the constriction can not be easily reduced.