(television) A plate punched with tiny holes that separate the coloured phosphors in the layer behind the front glass of the screen. Three electron guns at the back of the screen sweep across the mask, with the beams only reaching the screen if they pass through the holes.

A facemask worn to catch droplets and aerosols, which contain bacteria and viruses. / A medical-grade mask worn during medical procedures.

(medicine, infectious disease) A mask worn to catch bacteria shed in liquid droplets and aerosols from the wearer's mouth and nose. / A medical-grade mask worn during surgery.

A protective mask which covers the mouth and nose of the wearer, worn when in a dusty atmosphere, or when doing work which creates dust.

A large, common and conspicuous species of lapwing native to Australia, New Zealand and New Guinea, Vanellus miles.

plural of masked lapwing

a blindfold made to ease sleeping by covering the eyes to block all light.

An application of mud, clay, etc. to the skin of the face for cosmetic purposes.

Reduvius personatus, an insect of the assassin bug family whose nymph camouflages itself with dust.

plural of masked hunter