French-English translations for miroir sans tain

• one-way mirror
  "The trainee interviews a client in a one-way mirror room or in front of a video camera while being observed by the supervisor, who guides the therapy by telephoning suggestions or bringing the trainee out for discussion." — Learning and Teaching Therapy by Jay Haley

Related words

• miroir
• micromiroir
• miroir aux alouettes
• miroir de feu
• miroir étincelant
• miroir déformant
• miroir à changement de visée
• miroir de Vénus
• miroir d'eau