[mɑːsk], (Noun)

Definitions:
- a covering for all or part of the face, worn as a disguise, or to amuse or frighten others

- a covering worn over the mouth and nose in order to reduce the transmission of infectious agents, or to prevent the inhalation of pollutants and other harmful substances

- a face pack
(e.g: this exfoliating mask helps clear your pores and leaves your skin feeling soft and healthy)

- a likeness of a person's face moulded or sculpted in clay or wax

- a manner or expression that hides one's true character or feelings
(e.g: I let my mask of respectability slip)

- a piece of material such as card used to cover a part of an image that is not required when exposing a print

- a patterned metal film used in the manufacture of microcircuits to allow selective modification of the underlying material

- the enlarged labium of a dragonfly larva, which can be extended to seize prey


Phrases:

Origin:
mid 16th century: from French masque, from Italian maschera, mascara, probably from medieval Latin masca ‘witch, spectre’, but influenced by Arabic masḵara ‘buffoon’

[mɑːsk], (Verb)

Definitions:
- cover (the face) with a mask
(e.g: he had been masked, bound, and abducted)

- conceal (something) from view
(e.g: the poplars masked a factory)

- cover (an object or surface) so as to protect it during painting
(e.g: mask off doors and cupboards with sheets of plastic)


Phrases:

Origin:
mid 16th century: from French masque, from Italian maschera, mascara, probably from medieval Latin masca ‘witch, spectre’, but influenced by Arabic masḵara ‘buffoon’