WordReference English-Spanish Dictionary © 2025:
| Principal Translations |
| one-way mirror n | (mirror which functions as a window on one side) | vidrio de visión unilateral nm + loc adj |
| | There was a one-way mirror in the interview room so that the detectives could watch the questioning unobserved by the suspect. |
| | The police observed the suspect through a one-way mirror. |
| | Había un vidrio de visión unilateral en la ventana de la entrevista para que los detectives pudiesen ver el interrogatorio sin ser vistos por el sospechoso. // La policía observaba al sospechoso a través de un vidrio de visión unilateral. |