pK

pK definition - medical

pK (pēˈkāˈ)

noun
  1. The negative logarithm of the dissociation constant of an electrolyte.
  2. A value equal to the pH at which equal concentrations of the acidic and basic forms of a substance are present.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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