Definition of noise

Definition of noise
  1. noise Noun Various sounds, usually unwanted.
  2. noise Noun Sound or signal generated by random fluctuations
  3. noise Noun Unwanted part of a signal. ("Signal to noise ratio")
  4. noise Noun The measured level of variation in gene expression among cells, regardless of source, within a supposedly identical population
  5. noise Verb To make noise
  6. noise Verb To talk, especially to spread rumor or gossip.
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