noiseless
Concise Oxford English Dictionary © 2008 Oxford University Press:
noiseless/ˈnɔɪzləs/
▶adjective
- 1 silent or very quiet.
- 2 technical accompanied by or introducing no noise or random fluctuations.
– derivatives
noiselessly adverb,
noiselessness noun.
noiselessly adverb,
noiselessness noun.
'noiseless' also found in these Oxford entries:

