noiseless
/ˈnɔɪzləs
/adjective
1Silent or very quiet: the cycle is a noiseless form of transport...
- Concorde's four engines take passengers across the Atlantic at 1,350 miles an hour - twice the speed of sound - in noiseless luxury.
- The turbine he wanted was in galvanised steel and no taller than a telegraph pole and was almost noiseless, added Mr Kershaw.
- They are almost noiseless, cheaper by as much as half than internal combustion engines, and completely clean.
2 technical Accompanied by or introducing no random fluctuations that obscure the real signal or data: the 4000-1 and 4000-2 use an adaptive, noiseless data algorithm to compress data in real time...
- We are having bad experiences with mainboard manufacturers when it comes to noiseless power regulation.
- Simulation begins by generating noiseless waveforms at the link data input and proceeds through each subsequent component model until the system output is generated.
- The cancellation of vacuum fluctuations leads to the possibility of noiseless signal amplification with the feedforward loop.
Derivatives
noiselessly
/ adverb ...- Slipping out the door, she ran noiselessly through the silent corridors.
- They both heard the toilet flush and they fell silent, Vincent moving noiselessly over to stand by the door.
- Beyond their 11th-floor balcony, city lights glitter and ocean liners float noiselessly in the bay.
noiselessness
- The sense of noiselessness and calm were eerie.
- The ranks snapped to attention before the princes with a silence that gave the effect not of noiselessness but of waiting, of repressing, a great noise to come.
- The whole work was played without a break, and took two and a half hours, yet there was no suspicion of monotony, while the quickness and noiselessness with which the elaborate set scenes were changed was little short of marvellous.