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s.d.

  1. sine die.
  2. Statistics. standard deviation.
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S.D.

1
  1. doctor of science.
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Origin of S.D.

1
From the Latin word Scientiae Doctor

S.D.

2
  1. sea-damaged.
  2. senior deacon.
  3. South Dakota.
  4. special delivery.
  5. Statistics. standard deviation.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018