masking

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n. 1. screening or covering for concealing any military installation or operation.

2. in artillery fire, the interposition between the guns and the target of friendly troops or some terrain feature which poses the risk of hitting friendly troops or prevents observation or striking of the target.

See the Introduction, Abbreviations and Pronunciation for further details.

1. Preparing surfaces adjacent to paintwork with a temporary covering of masking tape, or tape plus paper, to keep them free of paint.
2. Screening off part of a theater stage from view of the audience.
3. The action of rendering one sound inaudible or unintelligible as the result of the presence of another (usually louder) one.

1. using a mask for administering a gaseous anesthetic.
2. covering part of an x-ray film, usually with lead, while the other part is being exposed.
3. see blinding.

• m. down — the use of a mask for inducing general anesthesia, using a gaseous anesthetic, followed by intubation.

An opaque covering used to camouflage the metal or other parts of a prosthesis.

Masking can mean:

• Applying or using a mask
• Auditory masking, a class of sensory phenomena where the perception of one sound is affected by the presence of another sound
  • Temporal masking
  • Simultaneous masking
• Backmasking, a recording technique in which a sound or message is recorded backward onto a track that is meant to be played forward
• Backward masking in psychovisual or psychoacoustics
• Masking (in art or microtechnology), protecting a selected area from change during production
• Materials used to protect portions of a work from unintended change, such as masking tape, frisket, and stencils
• Masking (illustration), an art technique that influences the intended perception of a character.
• Mask (computing), AND'ing or OR'ing a bit pattern with another bit pattern to select some bits
• Masking agent, a reagent used in chemical analysis which reacts with (thus sequestering) chemical species which may interfere in the analysis
• Sound masking, the intentional introduction of background to improve comfort and privacy
• Spectral mask, a method for reducing adjacent-channel interference in broadcast applications

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