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Pronunciation: dos


  1. The quantity of a drug or other remedy to be taken or applied all at one time or in fractional amounts within a given period.
  2. nuclear medicine amount of energy absorbed per unit mass of irradiated material (absorbed dose).

[G. dosis, a giving]

See Also: dosage3

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.