1. SN

noun. the ratio of signal intensity to noise intensity.


  • signal-to-noise
  • ratio
  • signal/noise ratio
  • signal/noise

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2. Sn

noun. a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide.


  • metallic element
  • atomic number 50
  • cassiterite
  • tin foil
  • tin
  • metal

Sentences with sn

1. Noun, singular or mass
For example, a cypher called Snenglish could start every word with "sn."