"maskings" in the noun sense
1. cover, covering, screening, masking
the act of concealing the existence of something by obstructing the view of it
"the cover concealed their guns from enemy aircraft"
2. masking
the blocking of one sensation resulting from the presence of another sensation
"he studied auditory masking by pure tones"
3. masking piece, masking
scenery used to block the audience's view of parts of the stage that should not be seen
Source: WordNet® (An amazing lexical database of English)
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