mascara

a covering for the face, worn to hide your identity or protect yourself from a virus

máscara, careta

• wear a mask

Collocations surgical mask · face mask

• You need to wear a mask in public.

  Necesitas usar una máscara en público.

a false appearance or behavior that hides your true feelings, intentions, etc.

disfraz, máscara (de sentimientos)

• put on a mask

Collocations mask one's feelings · wear a mask

• She put on a brave face to hide her fear.

  Ella puso una máscara valiente para ocultar su miedo.

a protective covering for the face, worn to protect against chemicals or dust

máscara protectora

• wear a mask

Collocations chemical mask · dust mask

• Workers must wear protective masks.

  Los trabajadores deben usar máscaras protectoras.

a decorative covering for the face, worn as part of a costume or at a fancy dress party

máscara (de carnaval)

• wear a mask

Collocations mask for carnival · costume mask

• She wore an elaborate mask at the masquerade ball.

  Ella llevó una máscara elaborada en la fiesta de disfraces.

a program that hides the true identity of a computer system or network from other computers on the internet

máscara de red, proxy

• use a mask

Collocations network mask · IP address mask

• The company uses a firewall and proxy server to protect its network.

  La empresa usa un cortafuegos y servidor proxy para proteger su red.

a symbol or expression that is used to represent a number, variable, or function in mathematics

máscara (matemática)

• use a mask

Collocations bitmask · logical mask

• The algorithm uses a bitmask to filter data.

  El algoritmo usa una máscara de bits para filtrar datos.

a material that is used to absorb or reflect radiation, such as X-rays or light

máscara (de radiación)

• use a mask

Collocations radiation mask · light mask

• The patient wore a lead mask during the X-ray procedure.

  El paciente llevó una máscara de plomo durante el procedimiento con rayos X.

a device that is used to cover part of a video image, such as in special effects or editing

máscara (de vídeo)

• use a mask

Collocations video mask · image mask

• The video editor used a mask to hide part of the background.

  El editor de vídeo usó una máscara para ocultar parte del fondo.