masking

Definitions of masking
1

n the act of concealing the existence of something by obstructing the view of it

Synonyms:
cover, covering, screening
Type of:
concealing, concealment, hiding
the activity of keeping something secret

n the blocking of one sensation resulting from the presence of another sensation

“he studied auditory masking by pure tones”
Type of:
aesthesis, esthesis, sensation, sense datum, sense experience, sense impression
an unelaborated elementary awareness of stimulation

n scenery used to block the audience's view of parts of the stage that should not be seen

Synonyms:
masking piece
Type of:
scene, scenery
the painted structures of a stage set that are intended to suggest a particular locale

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