auditory masking
effect that occurs when the perception of one sound is affected by the presence of another sound
en-GB/ˈɔːdɪtɹɪ ˈmɑːskɪŋ/
en-US/ˈɔdɪˌtɔɹi ˈmæskɪŋ/
effect that occurs when the perception of one sound is affected by the presence of another sound