blackout curtain

Noun

 * 1) A curtain made from blackout material, designed to block light (e.g. sunlight through a window) much more than a standard curtain.

Translations

 * Dutch: verduisterend gordijn
 * Finnish: pimennysverho
 * French: rideau occultant
 * Greek: κουρτίνα συσκότισης
 * Portuguese: cortina blackout,
 * Swedish: