IPA: /dɪˈteɪn/
KK: /dɪˈteɪn/
To keep someone in custody or prevent them from leaving, often for questioning or legal reasons.
The police decided to detain the suspect for further investigation.
Past: detained
Past Participle: detained
Detain → It is formed from "de-" (meaning down or away) and "tenere" (meaning to hold). The word "detain" means to hold someone down or keep them away from proceeding.
Think of 'holding someone down' ('tenere') and 'away' ('de-') — that's why detain means to keep someone from moving forward.