Pronunciation: (di-ten'shun),[key] —n. 1. the act of detaining.
2. the state of being detained.
3. maintenance of a person in custody or confinement, esp. while awaiting a court decision.
4. the withholding of what belongs to or is claimed by another.
—adj. of or pertaining to detention or used to detain: the detention room of a police station.