Tennessee Code Title 41. Correctional Institutions and Inmates § 41-51-201

(1) “Correctional environment” means a physical location, whether a facility or transport vehicle, in which an inmate must be under custody and control of a correctional officer in accordance with recognized correctional standards;

(2) “Correctional institution” means a facility under the authority of this state, a county, or a municipal government that has the power to detain or restrain, or both, a person under the laws of this state;

(3) “Extraordinary circumstance” means that an inmate presents a substantial flight risk or some other extraordinary medical, mental health, or security circumstance;

(4) “Inmate” means a person incarcerated or detained in a correctional institution who is accused of, convicted of, sentenced for, or adjudicated delinquent for violations of criminal law or the terms and conditions of parole, probation, pretrial release, or a diversionary program;

(5) “Labor” means the period of time before a birth during which contractions are of sufficient frequency, intensity, and duration to bring about effacement and progressive dilation of the cervix; and

(6) “Restraints” means a physical or mechanical device used to control the movement of an inmate's body, limbs, or both.